81803916

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3187}}^1$

素因数の和:3251

約数の個数: 72

約数和(自身を含む): 222802944

約数和(自身を除く): 140999028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 92, 93, 124, 138, 186, 207, 276, 279, 372, 414, 558, 713, 828, 1116, 1426, 2139, 2852, 3187, 4278, 6374, 6417, 8556, 9561, 12748, 12834, 19122, 25668, 28683, 38244, 57366, 73301, 98797, 114732, 146602, 197594, 219903, 293204, 296391, 395188, 439806, 592782, 659709, 879612, 889173, 1185564, 1319418, 1778346, 2272331, 2638836, 3556692, 4544662, 6816993, 9089324, 13633986, 20450979, 27267972, 40901958, 81803916]

約数ペア:

[(1, 81803916), (2, 40901958), (3, 27267972), (4, 20450979), (6, 13633986), (9, 9089324), (12, 6816993), (18, 4544662), (23, 3556692), (31, 2638836), (36, 2272331), (46, 1778346), (62, 1319418), (69, 1185564), (92, 889173), (93, 879612), (124, 659709), (138, 592782), (186, 439806), (207, 395188), (276, 296391), (279, 293204), (372, 219903), (414, 197594), (558, 146602), (713, 114732), (828, 98797), (1116, 73301), (1426, 57366), (2139, 38244), (2852, 28683), (3187, 25668), (4278, 19122), (6374, 12834), (6417, 12748), (8556, 9561)]