39978792

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:352

約数の個数: 128

約数和(自身を含む): 128505600

約数和(自身を除く): 88526808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 137, 168, 189, 193, 216, 252, 274, 378, 386, 411, 504, 548, 579, 756, 772, 822, 959, 1096, 1158, 1233, 1351, 1512, 1544, 1644, 1737, 1918, 2316, 2466, 2702, 2877, 3288, 3474, 3699, 3836, 4053, 4632, 4932, 5211, 5404, 5754, 6948, 7398, 7672, 8106, 8631, 9864, 10422, 10808, 11508, 12159, 13896, 14796, 16212, 17262, 20844, 23016, 24318, 25893, 26441, 29592, 32424, 34524, 36477, 41688, 48636, 51786, 52882, 69048, 72954, 79323, 97272, 103572, 105764, 145908, 158646, 185087, 207144, 211528, 237969, 291816, 317292, 370174, 475938, 555261, 634584, 713907, 740348, 951876, 1110522, 1427814, 1480696, 1665783, 1903752, 2221044, 2855628, 3331566, 4442088, 4997349, 5711256, 6663132, 9994698, 13326264, 19989396, 39978792]

約数ペア:

[(1, 39978792), (2, 19989396), (3, 13326264), (4, 9994698), (6, 6663132), (7, 5711256), (8, 4997349), (9, 4442088), (12, 3331566), (14, 2855628), (18, 2221044), (21, 1903752), (24, 1665783), (27, 1480696), (28, 1427814), (36, 1110522), (42, 951876), (54, 740348), (56, 713907), (63, 634584), (72, 555261), (84, 475938), (108, 370174), (126, 317292), (137, 291816), (168, 237969), (189, 211528), (193, 207144), (216, 185087), (252, 158646), (274, 145908), (378, 105764), (386, 103572), (411, 97272), (504, 79323), (548, 72954), (579, 69048), (756, 52882), (772, 51786), (822, 48636), (959, 41688), (1096, 36477), (1158, 34524), (1233, 32424), (1351, 29592), (1512, 26441), (1544, 25893), (1644, 24318), (1737, 23016), (1918, 20844), (2316, 17262), (2466, 16212), (2702, 14796), (2877, 13896), (3288, 12159), (3474, 11508), (3699, 10808), (3836, 10422), (4053, 9864), (4632, 8631), (4932, 8106), (5211, 7672), (5404, 7398), (5754, 6948)]