172125591

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2311}}^1$

素因数の和:2423

約数の個数: 32

約数和(自身を含む): 261459456

約数和(自身を除く): 89333865

約数列:

[1, 3, 11, 33, 37, 61, 111, 183, 407, 671, 1221, 2013, 2257, 2311, 6771, 6933, 24827, 25421, 74481, 76263, 85507, 140971, 256521, 422913, 940577, 1550681, 2821731, 4652043, 5215927, 15647781, 57375197, 172125591]

約数ペア:

[(1, 172125591), (3, 57375197), (11, 15647781), (33, 5215927), (37, 4652043), (61, 2821731), (111, 1550681), (183, 940577), (407, 422913), (671, 256521), (1221, 140971), (2013, 85507), (2257, 76263), (2311, 74481), (6771, 25421), (6933, 24827)]