84921265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1627}}^1$

素因数の和:1729

約数の個数: 32

約数和(自身を含む): 121435776

約数和(自身を除く): 36514511

約数列:

[1, 5, 11, 13, 55, 65, 73, 143, 365, 715, 803, 949, 1627, 4015, 4745, 8135, 10439, 17897, 21151, 52195, 89485, 105755, 118771, 232661, 593855, 1163305, 1306481, 1544023, 6532405, 7720115, 16984253, 84921265]

約数ペア:

[(1, 84921265), (5, 16984253), (11, 7720115), (13, 6532405), (55, 1544023), (65, 1306481), (73, 1163305), (143, 593855), (365, 232661), (715, 118771), (803, 105755), (949, 89485), (1627, 52195), (4015, 21151), (4745, 17897), (8135, 10439)]