204523905

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 331793280

約数和(自身を除く): 127269375

約数列:

[1, 3, 5, 15, 139, 233, 417, 421, 695, 699, 1165, 1263, 2085, 2105, 3495, 6315, 32387, 58519, 97161, 98093, 161935, 175557, 292595, 294279, 485805, 490465, 877785, 1471395, 13634927, 40904781, 68174635, 204523905]

約数ペア:

[(1, 204523905), (3, 68174635), (5, 40904781), (15, 13634927), (139, 1471395), (233, 877785), (417, 490465), (421, 485805), (695, 294279), (699, 292595), (1165, 175557), (1263, 161935), (2085, 98093), (2105, 97161), (3495, 58519), (6315, 32387)]