249728024

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1103}}^1$

素因数の和:1440

約数の個数: 64

約数和(自身を含む): 578672640

約数和(自身を除く): 328944616

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 311, 364, 622, 728, 1103, 1244, 2177, 2206, 2488, 4043, 4354, 4412, 7721, 8086, 8708, 8824, 14339, 15442, 16172, 17416, 28301, 28678, 30884, 32344, 56602, 57356, 61768, 100373, 113204, 114712, 200746, 226408, 343033, 401492, 686066, 802984, 1372132, 2401231, 2744264, 4459429, 4802462, 8918858, 9604924, 17837716, 19209848, 31216003, 35675432, 62432006, 124864012, 249728024]

約数ペア:

[(1, 249728024), (2, 124864012), (4, 62432006), (7, 35675432), (8, 31216003), (13, 19209848), (14, 17837716), (26, 9604924), (28, 8918858), (52, 4802462), (56, 4459429), (91, 2744264), (104, 2401231), (182, 1372132), (311, 802984), (364, 686066), (622, 401492), (728, 343033), (1103, 226408), (1244, 200746), (2177, 114712), (2206, 113204), (2488, 100373), (4043, 61768), (4354, 57356), (4412, 56602), (7721, 32344), (8086, 30884), (8708, 28678), (8824, 28301), (14339, 17416), (15442, 16172)]