28735201

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 34473600

約数和(自身を除く): 5738399

約数列:

[1, 11, 19, 29, 121, 209, 319, 431, 551, 2299, 3509, 4741, 6061, 8189, 12499, 52151, 66671, 90079, 137489, 237481, 990869, 1512379, 2612291, 28735201]

約数ペア:

[(1, 28735201), (11, 2612291), (19, 1512379), (29, 990869), (121, 237481), (209, 137489), (319, 90079), (431, 66671), (551, 52151), (2299, 12499), (3509, 8189), (4741, 6061)]