977507858

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{12421}}^1$

素因数の和:12570

約数の個数: 24

約数和(自身を含む): 1561818060

約数和(自身を除く): 584310202

約数列:

[1, 2, 19, 38, 109, 218, 361, 722, 2071, 4142, 12421, 24842, 39349, 78698, 235999, 471998, 1353889, 2707778, 4483981, 8967962, 25723891, 51447782, 488753929, 977507858]

約数ペア:

[(1, 977507858), (2, 488753929), (19, 51447782), (38, 25723891), (109, 8967962), (218, 4483981), (361, 2707778), (722, 1353889), (2071, 471998), (4142, 235999), (12421, 78698), (24842, 39349)]