201945359

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1129}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 265559040

約数和(自身を除く): 63613681

約数列:

[1, 7, 11, 23, 77, 101, 161, 253, 707, 1111, 1129, 1771, 2323, 7777, 7903, 12419, 16261, 25553, 25967, 86933, 114029, 178871, 181769, 285637, 798203, 1254319, 1999459, 2622667, 8780233, 18358669, 28849337, 201945359]

約数ペア:

[(1, 201945359), (7, 28849337), (11, 18358669), (23, 8780233), (77, 2622667), (101, 1999459), (161, 1254319), (253, 798203), (707, 285637), (1111, 181769), (1129, 178871), (1771, 114029), (2323, 86933), (7777, 25967), (7903, 25553), (12419, 16261)]