28230356

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{607}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 62103552

約数和(自身を除く): 33873196

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 151, 154, 302, 308, 604, 607, 1057, 1214, 1661, 2114, 2428, 3322, 4228, 4249, 6644, 6677, 8498, 11627, 13354, 16996, 23254, 26708, 46508, 46739, 91657, 93478, 183314, 186956, 366628, 641599, 1008227, 1283198, 2016454, 2566396, 4032908, 7057589, 14115178, 28230356]

約数ペア:

[(1, 28230356), (2, 14115178), (4, 7057589), (7, 4032908), (11, 2566396), (14, 2016454), (22, 1283198), (28, 1008227), (44, 641599), (77, 366628), (151, 186956), (154, 183314), (302, 93478), (308, 91657), (604, 46739), (607, 46508), (1057, 26708), (1214, 23254), (1661, 16996), (2114, 13354), (2428, 11627), (3322, 8498), (4228, 6677), (4249, 6644)]