247484406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{40163}}^1$

素因数の和:40260

約数の個数: 32

約数和(自身を含む): 539804160

約数和(自身を除く): 292319754

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 6162, 40163, 80326, 120489, 240978, 522119, 1044238, 1566357, 3132714, 3172877, 6345754, 9518631, 19037262, 41247401, 82494802, 123742203, 247484406]

約数ペア:

[(1, 247484406), (2, 123742203), (3, 82494802), (6, 41247401), (13, 19037262), (26, 9518631), (39, 6345754), (78, 3172877), (79, 3132714), (158, 1566357), (237, 1044238), (474, 522119), (1027, 240978), (2054, 120489), (3081, 80326), (6162, 40163)]