391033426

素因数分解:

$2^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:631

約数の個数: 48

約数和(自身を含む): 698090400

約数和(自身を除く): 307056974

約数列:

[1, 2, 7, 14, 49, 89, 98, 107, 178, 214, 419, 623, 749, 838, 1246, 1498, 2933, 4361, 5243, 5866, 8722, 9523, 10486, 19046, 20531, 37291, 41062, 44833, 66661, 74582, 89666, 133322, 261037, 313831, 466627, 522074, 627662, 933254, 1827259, 2196817, 3654518, 3990137, 4393634, 7980274, 27930959, 55861918, 195516713, 391033426]

約数ペア:

[(1, 391033426), (2, 195516713), (7, 55861918), (14, 27930959), (49, 7980274), (89, 4393634), (98, 3990137), (107, 3654518), (178, 2196817), (214, 1827259), (419, 933254), (623, 627662), (749, 522074), (838, 466627), (1246, 313831), (1498, 261037), (2933, 133322), (4361, 89666), (5243, 74582), (5866, 66661), (8722, 44833), (9523, 41062), (10486, 37291), (19046, 20531)]