31257324

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1747}}^1$

素因数の和:1835

約数の個数: 72

約数和(自身を含む): 91623168

約数和(自身を除く): 60365844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1747, 1988, 2556, 2982, 3494, 4473, 5241, 5964, 6988, 8946, 10482, 12229, 15723, 17892, 20964, 24458, 31446, 36687, 48916, 62892, 73374, 110061, 124037, 146748, 220122, 248074, 372111, 440244, 496148, 744222, 868259, 1116333, 1488444, 1736518, 2232666, 2604777, 3473036, 4465332, 5209554, 7814331, 10419108, 15628662, 31257324]

約数ペア:

[(1, 31257324), (2, 15628662), (3, 10419108), (4, 7814331), (6, 5209554), (7, 4465332), (9, 3473036), (12, 2604777), (14, 2232666), (18, 1736518), (21, 1488444), (28, 1116333), (36, 868259), (42, 744222), (63, 496148), (71, 440244), (84, 372111), (126, 248074), (142, 220122), (213, 146748), (252, 124037), (284, 110061), (426, 73374), (497, 62892), (639, 48916), (852, 36687), (994, 31446), (1278, 24458), (1491, 20964), (1747, 17892), (1988, 15723), (2556, 12229), (2982, 10482), (3494, 8946), (4473, 6988), (5241, 5964)]