257203458

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{101341}}^1$

素因数の和:101399

約数の個数: 32

約数和(自身を含む): 583729920

約数和(自身を除く): 326526462

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 101341, 202682, 304023, 608046, 912069, 1824138, 2736207, 4763027, 5472414, 9526054, 14289081, 28578162, 42867243, 85734486, 128601729, 257203458]

約数ペア:

[(1, 257203458), (2, 128601729), (3, 85734486), (6, 42867243), (9, 28578162), (18, 14289081), (27, 9526054), (47, 5472414), (54, 4763027), (94, 2736207), (141, 1824138), (282, 912069), (423, 608046), (846, 304023), (1269, 202682), (2538, 101341)]