31890312

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 90094680

約数和(自身を除く): 58204368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 61, 72, 106, 122, 137, 159, 183, 212, 244, 274, 318, 366, 411, 424, 477, 488, 548, 549, 636, 732, 822, 954, 1096, 1098, 1233, 1272, 1464, 1644, 1908, 2196, 2466, 3233, 3288, 3816, 4392, 4932, 6466, 7261, 8357, 9699, 9864, 12932, 14522, 16714, 19398, 21783, 25071, 25864, 29044, 29097, 33428, 38796, 43566, 50142, 58088, 58194, 65349, 66856, 75213, 77592, 87132, 100284, 116388, 130698, 150426, 174264, 200568, 232776, 261396, 300852, 442921, 522792, 601704, 885842, 1328763, 1771684, 2657526, 3543368, 3986289, 5315052, 7972578, 10630104, 15945156, 31890312]

約数ペア:

[(1, 31890312), (2, 15945156), (3, 10630104), (4, 7972578), (6, 5315052), (8, 3986289), (9, 3543368), (12, 2657526), (18, 1771684), (24, 1328763), (36, 885842), (53, 601704), (61, 522792), (72, 442921), (106, 300852), (122, 261396), (137, 232776), (159, 200568), (183, 174264), (212, 150426), (244, 130698), (274, 116388), (318, 100284), (366, 87132), (411, 77592), (424, 75213), (477, 66856), (488, 65349), (548, 58194), (549, 58088), (636, 50142), (732, 43566), (822, 38796), (954, 33428), (1096, 29097), (1098, 29044), (1233, 25864), (1272, 25071), (1464, 21783), (1644, 19398), (1908, 16714), (2196, 14522), (2466, 12932), (3233, 9864), (3288, 9699), (3816, 8357), (4392, 7261), (4932, 6466)]