399255234

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 144

約数和(自身を含む): 1021381632

約数和(自身を除く): 622126398

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 37, 42, 49, 51, 74, 98, 102, 111, 119, 127, 147, 222, 238, 254, 259, 289, 294, 357, 381, 518, 578, 629, 714, 762, 777, 833, 867, 889, 1258, 1554, 1666, 1734, 1778, 1813, 1887, 2023, 2159, 2499, 2667, 3626, 3774, 4046, 4318, 4403, 4699, 4998, 5334, 5439, 6069, 6223, 6477, 8806, 9398, 10693, 10878, 12138, 12446, 12954, 13209, 14097, 14161, 15113, 18669, 21386, 26418, 28194, 28322, 30226, 30821, 32079, 32893, 36703, 37338, 42483, 45339, 61642, 64158, 65786, 73406, 74851, 79883, 84966, 90678, 92463, 98679, 105791, 110109, 149702, 159766, 184926, 197358, 211582, 220218, 224553, 230251, 239649, 256921, 317373, 449106, 460502, 479298, 513842, 523957, 559181, 634746, 690753, 770763, 1047914, 1118362, 1358011, 1381506, 1541526, 1571871, 1677543, 1798447, 2716022, 3143742, 3355086, 3596894, 3914267, 4074033, 5395341, 7828534, 8148066, 9506077, 10790682, 11742801, 19012154, 23485602, 28518231, 57036462, 66542539, 133085078, 199627617, 399255234]

約数ペア:

[(1, 399255234), (2, 199627617), (3, 133085078), (6, 66542539), (7, 57036462), (14, 28518231), (17, 23485602), (21, 19012154), (34, 11742801), (37, 10790682), (42, 9506077), (49, 8148066), (51, 7828534), (74, 5395341), (98, 4074033), (102, 3914267), (111, 3596894), (119, 3355086), (127, 3143742), (147, 2716022), (222, 1798447), (238, 1677543), (254, 1571871), (259, 1541526), (289, 1381506), (294, 1358011), (357, 1118362), (381, 1047914), (518, 770763), (578, 690753), (629, 634746), (714, 559181), (762, 523957), (777, 513842), (833, 479298), (867, 460502), (889, 449106), (1258, 317373), (1554, 256921), (1666, 239649), (1734, 230251), (1778, 224553), (1813, 220218), (1887, 211582), (2023, 197358), (2159, 184926), (2499, 159766), (2667, 149702), (3626, 110109), (3774, 105791), (4046, 98679), (4318, 92463), (4403, 90678), (4699, 84966), (4998, 79883), (5334, 74851), (5439, 73406), (6069, 65786), (6223, 64158), (6477, 61642), (8806, 45339), (9398, 42483), (10693, 37338), (10878, 36703), (12138, 32893), (12446, 32079), (12954, 30821), (13209, 30226), (14097, 28322), (14161, 28194), (15113, 26418), (18669, 21386)]