399016904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3919}}^1$

素因数の和:4038

約数の個数: 64

約数和(自身を含む): 889056000

約数和(自身を除く): 490039096

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 89, 104, 143, 178, 286, 356, 572, 712, 979, 1144, 1157, 1958, 2314, 3916, 3919, 4628, 7832, 7838, 9256, 12727, 15676, 25454, 31352, 43109, 50908, 50947, 86218, 101816, 101894, 172436, 203788, 344872, 348791, 407576, 560417, 697582, 1120834, 1395164, 2241668, 2790328, 3836701, 4483336, 4534283, 7673402, 9068566, 15346804, 18137132, 30693608, 36274264, 49877113, 99754226, 199508452, 399016904]

約数ペア:

[(1, 399016904), (2, 199508452), (4, 99754226), (8, 49877113), (11, 36274264), (13, 30693608), (22, 18137132), (26, 15346804), (44, 9068566), (52, 7673402), (88, 4534283), (89, 4483336), (104, 3836701), (143, 2790328), (178, 2241668), (286, 1395164), (356, 1120834), (572, 697582), (712, 560417), (979, 407576), (1144, 348791), (1157, 344872), (1958, 203788), (2314, 172436), (3916, 101894), (3919, 101816), (4628, 86218), (7832, 50947), (7838, 50908), (9256, 43109), (12727, 31352), (15676, 25454)]