221576871

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1459}}^1$

素因数の和:1587

約数の個数: 32

約数和(自身を含む): 322928640

約数和(自身を除く): 101351769

約数列:

[1, 3, 23, 31, 69, 71, 93, 213, 713, 1459, 1633, 2139, 2201, 4377, 4899, 6603, 33557, 45229, 50623, 100671, 103589, 135687, 151869, 310767, 1040267, 2382547, 3120801, 3211259, 7147641, 9633777, 73858957, 221576871]

約数ペア:

[(1, 221576871), (3, 73858957), (23, 9633777), (31, 7147641), (69, 3211259), (71, 3120801), (93, 2382547), (213, 1040267), (713, 310767), (1459, 151869), (1633, 135687), (2139, 103589), (2201, 100671), (4377, 50623), (4899, 45229), (6603, 33557)]