69890961

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1429}}^1$

素因数の和:1593

約数の個数: 32

約数和(自身を含む): 113667840

約数和(自身を除く): 43776879

約数列:

[1, 3, 7, 17, 21, 51, 119, 137, 357, 411, 959, 1429, 2329, 2877, 4287, 6987, 10003, 16303, 24293, 30009, 48909, 72879, 170051, 195773, 510153, 587319, 1370411, 3328141, 4111233, 9984423, 23296987, 69890961]

約数ペア:

[(1, 69890961), (3, 23296987), (7, 9984423), (17, 4111233), (21, 3328141), (51, 1370411), (119, 587319), (137, 510153), (357, 195773), (411, 170051), (959, 72879), (1429, 48909), (2329, 30009), (2877, 24293), (4287, 16303), (6987, 10003)]