153509855

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^2\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 193205376

約数和(自身を除く): 39695521

約数列:

[1, 5, 37, 61, 185, 223, 305, 1115, 2257, 3721, 8251, 11285, 13603, 18605, 41255, 68015, 137677, 503311, 688385, 829783, 2516555, 4148915, 30701971, 153509855]

約数ペア:

[(1, 153509855), (5, 30701971), (37, 4148915), (61, 2516555), (185, 829783), (223, 688385), (305, 503311), (1115, 137677), (2257, 68015), (3721, 41255), (8251, 18605), (11285, 13603)]