81111576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37139}}^1$

素因数の和:37168

約数の個数: 64

約数和(自身を含む): 249580800

約数和(自身を除く): 168469224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 37139, 74278, 111417, 148556, 222834, 259973, 297112, 445668, 482807, 519946, 779919, 891336, 965614, 1039892, 1448421, 1559838, 1931228, 2079784, 2896842, 3119676, 3379649, 3862456, 5793684, 6239352, 6759298, 10138947, 11587368, 13518596, 20277894, 27037192, 40555788, 81111576]

約数ペア:

[(1, 81111576), (2, 40555788), (3, 27037192), (4, 20277894), (6, 13518596), (7, 11587368), (8, 10138947), (12, 6759298), (13, 6239352), (14, 5793684), (21, 3862456), (24, 3379649), (26, 3119676), (28, 2896842), (39, 2079784), (42, 1931228), (52, 1559838), (56, 1448421), (78, 1039892), (84, 965614), (91, 891336), (104, 779919), (156, 519946), (168, 482807), (182, 445668), (273, 297112), (312, 259973), (364, 222834), (546, 148556), (728, 111417), (1092, 74278), (2184, 37139)]