155018941

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 201793536

約数和(自身を除く): 46774595

約数列:

[1, 7, 11, 31, 77, 101, 217, 341, 643, 707, 1111, 2387, 3131, 4501, 7073, 7777, 19933, 21917, 34441, 49511, 64943, 139531, 219263, 241087, 454601, 714373, 1534841, 2013233, 5000611, 14092631, 22145563, 155018941]

約数ペア:

[(1, 155018941), (7, 22145563), (11, 14092631), (31, 5000611), (77, 2013233), (101, 1534841), (217, 714373), (341, 454601), (643, 241087), (707, 219263), (1111, 139531), (2387, 64943), (3131, 49511), (4501, 34441), (7073, 21917), (7777, 19933)]