13318424

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 30240000

約数和(自身を除く): 16921576

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 59, 116, 118, 139, 203, 232, 236, 278, 406, 413, 472, 556, 812, 826, 973, 1112, 1624, 1652, 1711, 1946, 3304, 3422, 3892, 4031, 6844, 7784, 8062, 8201, 11977, 13688, 16124, 16402, 23954, 28217, 32248, 32804, 47908, 56434, 57407, 65608, 95816, 112868, 114814, 225736, 229628, 237829, 459256, 475658, 951316, 1664803, 1902632, 3329606, 6659212, 13318424]

約数ペア:

[(1, 13318424), (2, 6659212), (4, 3329606), (7, 1902632), (8, 1664803), (14, 951316), (28, 475658), (29, 459256), (56, 237829), (58, 229628), (59, 225736), (116, 114814), (118, 112868), (139, 95816), (203, 65608), (232, 57407), (236, 56434), (278, 47908), (406, 32804), (413, 32248), (472, 28217), (556, 23954), (812, 16402), (826, 16124), (973, 13688), (1112, 11977), (1624, 8201), (1652, 8062), (1711, 7784), (1946, 6844), (3304, 4031), (3422, 3892)]