749307591

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{151651}}^1$

素因数の和:151724

約数の個数: 20

約数和(自身を含む): 1137693304

約数和(自身を除く): 388385713

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 151651, 454953, 1364859, 4094577, 9250711, 12283731, 27752133, 83256399, 249769197, 749307591]

約数ペア:

[(1, 749307591), (3, 249769197), (9, 83256399), (27, 27752133), (61, 12283731), (81, 9250711), (183, 4094577), (549, 1364859), (1647, 454953), (4941, 151651)]