27678644

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 58060800

約数和(自身を除く): 30382156

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 89, 116, 178, 203, 356, 383, 406, 623, 766, 812, 1246, 1532, 2492, 2581, 2681, 5162, 5362, 10324, 10724, 11107, 18067, 22214, 34087, 36134, 44428, 68174, 72268, 77749, 136348, 155498, 238609, 310996, 477218, 954436, 988523, 1977046, 3954092, 6919661, 13839322, 27678644]

約数ペア:

[(1, 27678644), (2, 13839322), (4, 6919661), (7, 3954092), (14, 1977046), (28, 988523), (29, 954436), (58, 477218), (89, 310996), (116, 238609), (178, 155498), (203, 136348), (356, 77749), (383, 72268), (406, 68174), (623, 44428), (766, 36134), (812, 34087), (1246, 22214), (1532, 18067), (2492, 11107), (2581, 10724), (2681, 10324), (5162, 5362)]