12864488

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 30481920

約数和(自身を除く): 17617432

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 52, 56, 82, 91, 104, 164, 182, 287, 328, 364, 431, 533, 574, 728, 862, 1066, 1148, 1724, 2132, 2296, 3017, 3448, 3731, 4264, 5603, 6034, 7462, 11206, 12068, 14924, 17671, 22412, 24136, 29848, 35342, 39221, 44824, 70684, 78442, 123697, 141368, 156884, 229723, 247394, 313768, 459446, 494788, 918892, 989576, 1608061, 1837784, 3216122, 6432244, 12864488]

約数ペア:

[(1, 12864488), (2, 6432244), (4, 3216122), (7, 1837784), (8, 1608061), (13, 989576), (14, 918892), (26, 494788), (28, 459446), (41, 313768), (52, 247394), (56, 229723), (82, 156884), (91, 141368), (104, 123697), (164, 78442), (182, 70684), (287, 44824), (328, 39221), (364, 35342), (431, 29848), (533, 24136), (574, 22412), (728, 17671), (862, 14924), (1066, 12068), (1148, 11206), (1724, 7462), (2132, 6034), (2296, 5603), (3017, 4264), (3448, 3731)]