128824956

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3877}}^1$

素因数の和:3971

約数の個数: 72

約数和(自身を含む): 355721184

約数和(自身を除く): 226896228

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, 3877, 5538, 7754, 8307, 11076, 11631, 15508, 16614, 23262, 33228, 34893, 46524, 50401, 69786, 100802, 139572, 151203, 201604, 275267, 302406, 453609, 550534, 604812, 825801, 907218, 1101068, 1651602, 1814436, 2477403, 3303204, 3578471, 4954806, 7156942, 9909612, 10735413, 14313884, 21470826, 32206239, 42941652, 64412478, 128824956]

約数ペア:

[(1, 128824956), (2, 64412478), (3, 42941652), (4, 32206239), (6, 21470826), (9, 14313884), (12, 10735413), (13, 9909612), (18, 7156942), (26, 4954806), (36, 3578471), (39, 3303204), (52, 2477403), (71, 1814436), (78, 1651602), (117, 1101068), (142, 907218), (156, 825801), (213, 604812), (234, 550534), (284, 453609), (426, 302406), (468, 275267), (639, 201604), (852, 151203), (923, 139572), (1278, 100802), (1846, 69786), (2556, 50401), (2769, 46524), (3692, 34893), (3877, 33228), (5538, 23262), (7754, 16614), (8307, 15508), (11076, 11631)]