729020908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{81619}}^1$

素因数の和:81670

約数の個数: 48

約数和(自身を含む): 1645459200

約数和(自身を除く): 916438292

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 638, 812, 1276, 2233, 4466, 8932, 81619, 163238, 326476, 571333, 897809, 1142666, 1795618, 2285332, 2366951, 3591236, 4733902, 6284663, 9467804, 12569326, 16568657, 25138652, 26036461, 33137314, 52072922, 66274628, 104145844, 182255227, 364510454, 729020908]

約数ペア:

[(1, 729020908), (2, 364510454), (4, 182255227), (7, 104145844), (11, 66274628), (14, 52072922), (22, 33137314), (28, 26036461), (29, 25138652), (44, 16568657), (58, 12569326), (77, 9467804), (116, 6284663), (154, 4733902), (203, 3591236), (308, 2366951), (319, 2285332), (406, 1795618), (638, 1142666), (812, 897809), (1276, 571333), (2233, 326476), (4466, 163238), (8932, 81619)]