30821428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{6199}}^1$

素因数の和:6327

約数の個数: 24

約数和(自身を含む): 59371200

約数和(自身を除く): 28549772

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 4972, 6199, 12398, 24796, 68189, 136378, 272756, 700487, 1400974, 2801948, 7705357, 15410714, 30821428]

約数ペア:

[(1, 30821428), (2, 15410714), (4, 7705357), (11, 2801948), (22, 1400974), (44, 700487), (113, 272756), (226, 136378), (452, 68189), (1243, 24796), (2486, 12398), (4972, 6199)]