425406399

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{521}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 628404480

約数和(自身を除く): 202998081

約数列:

[1, 3, 11, 33, 109, 227, 327, 521, 681, 1199, 1563, 2497, 3597, 5731, 7491, 17193, 24743, 56789, 74229, 118267, 170367, 272173, 354801, 624679, 816519, 1300937, 1874037, 3902811, 12891103, 38673309, 141802133, 425406399]

約数ペア:

[(1, 425406399), (3, 141802133), (11, 38673309), (33, 12891103), (109, 3902811), (227, 1874037), (327, 1300937), (521, 816519), (681, 624679), (1199, 354801), (1563, 272173), (2497, 170367), (3597, 118267), (5731, 74229), (7491, 56789), (17193, 24743)]