3957987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 6137856

約数和(自身を除く): 2179869

約数列:

[1, 3, 11, 31, 33, 53, 73, 93, 159, 219, 341, 583, 803, 1023, 1643, 1749, 2263, 2409, 3869, 4929, 6789, 11607, 18073, 24893, 42559, 54219, 74679, 119939, 127677, 359817, 1319329, 3957987]

約数ペア:

[(1, 3957987), (3, 1319329), (11, 359817), (31, 127677), (33, 119939), (53, 74679), (73, 54219), (93, 42559), (159, 24893), (219, 18073), (341, 11607), (583, 6789), (803, 4929), (1023, 3869), (1643, 2409), (1749, 2263)]