40305811

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 51746688

約数和(自身を除く): 11440877

約数列:

[1, 7, 13, 53, 61, 91, 137, 371, 427, 689, 793, 959, 1781, 3233, 4823, 5551, 7261, 8357, 12467, 22631, 42029, 50827, 58499, 94393, 108641, 294203, 442921, 660751, 760487, 3100447, 5757973, 40305811]

約数ペア:

[(1, 40305811), (7, 5757973), (13, 3100447), (53, 760487), (61, 660751), (91, 442921), (137, 294203), (371, 108641), (427, 94393), (689, 58499), (793, 50827), (959, 42029), (1781, 22631), (3233, 12467), (4823, 8357), (5551, 7261)]