8221572

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 22014720

約数和(自身を除く): 13793148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 53, 62, 93, 106, 124, 139, 159, 186, 212, 278, 279, 318, 372, 417, 477, 556, 558, 636, 834, 954, 1116, 1251, 1643, 1668, 1908, 2502, 3286, 4309, 4929, 5004, 6572, 7367, 8618, 9858, 12927, 14734, 14787, 17236, 19716, 22101, 25854, 29468, 29574, 38781, 44202, 51708, 59148, 66303, 77562, 88404, 132606, 155124, 228377, 265212, 456754, 685131, 913508, 1370262, 2055393, 2740524, 4110786, 8221572]

約数ペア:

[(1, 8221572), (2, 4110786), (3, 2740524), (4, 2055393), (6, 1370262), (9, 913508), (12, 685131), (18, 456754), (31, 265212), (36, 228377), (53, 155124), (62, 132606), (93, 88404), (106, 77562), (124, 66303), (139, 59148), (159, 51708), (186, 44202), (212, 38781), (278, 29574), (279, 29468), (318, 25854), (372, 22101), (417, 19716), (477, 17236), (556, 14787), (558, 14734), (636, 12927), (834, 9858), (954, 8618), (1116, 7367), (1251, 6572), (1643, 5004), (1668, 4929), (1908, 4309), (2502, 3286)]