208904436

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6287}}^1$

素因数の和:6381

約数の個数: 72

約数和(自身を含む): 576785664

約数和(自身を除く): 367881228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 639, 852, 923, 1278, 1846, 2556, 2769, 3692, 5538, 6287, 8307, 11076, 12574, 16614, 18861, 25148, 33228, 37722, 56583, 75444, 81731, 113166, 163462, 226332, 245193, 326924, 446377, 490386, 735579, 892754, 980772, 1339131, 1471158, 1785508, 2678262, 2942316, 4017393, 5356524, 5802901, 8034786, 11605802, 16069572, 17408703, 23211604, 34817406, 52226109, 69634812, 104452218, 208904436]

約数ペア:

[(1, 208904436), (2, 104452218), (3, 69634812), (4, 52226109), (6, 34817406), (9, 23211604), (12, 17408703), (13, 16069572), (18, 11605802), (26, 8034786), (36, 5802901), (39, 5356524), (52, 4017393), (71, 2942316), (78, 2678262), (117, 1785508), (142, 1471158), (156, 1339131), (213, 980772), (234, 892754), (284, 735579), (426, 490386), (468, 446377), (639, 326924), (852, 245193), (923, 226332), (1278, 163462), (1846, 113166), (2556, 81731), (2769, 75444), (3692, 56583), (5538, 37722), (6287, 33228), (8307, 25148), (11076, 18861), (12574, 16614)]