28572284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 55977600

約数和(自身を除く): 27405316

約数列:

[1, 2, 4, 13, 26, 52, 59, 67, 118, 134, 139, 236, 268, 278, 556, 767, 871, 1534, 1742, 1807, 3068, 3484, 3614, 3953, 7228, 7906, 8201, 9313, 15812, 16402, 18626, 32804, 37252, 51389, 102778, 106613, 121069, 205556, 213226, 242138, 426452, 484276, 549467, 1098934, 2197868, 7143071, 14286142, 28572284]

約数ペア:

[(1, 28572284), (2, 14286142), (4, 7143071), (13, 2197868), (26, 1098934), (52, 549467), (59, 484276), (67, 426452), (118, 242138), (134, 213226), (139, 205556), (236, 121069), (268, 106613), (278, 102778), (556, 51389), (767, 37252), (871, 32804), (1534, 18626), (1742, 16402), (1807, 15812), (3068, 9313), (3484, 8201), (3614, 7906), (3953, 7228)]