81172026

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4391}}^1$

素因数の和:4491

約数の個数: 48

約数和(自身を含む): 191842560

約数和(自身を除く): 110670534

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 79, 117, 158, 234, 237, 474, 711, 1027, 1422, 2054, 3081, 4391, 6162, 8782, 9243, 13173, 18486, 26346, 39519, 57083, 79038, 114166, 171249, 342498, 346889, 513747, 693778, 1027494, 1040667, 2081334, 3122001, 4509557, 6244002, 9019114, 13528671, 27057342, 40586013, 81172026]

約数ペア:

[(1, 81172026), (2, 40586013), (3, 27057342), (6, 13528671), (9, 9019114), (13, 6244002), (18, 4509557), (26, 3122001), (39, 2081334), (78, 1040667), (79, 1027494), (117, 693778), (158, 513747), (234, 346889), (237, 342498), (474, 171249), (711, 114166), (1027, 79038), (1422, 57083), (2054, 39519), (3081, 26346), (4391, 18486), (6162, 13173), (8782, 9243)]