56439909

素因数分解:

$3^7\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 85726080

約数和(自身を除く): 29286171

約数列:

[1, 3, 9, 27, 81, 131, 197, 243, 393, 591, 729, 1179, 1773, 2187, 3537, 5319, 10611, 15957, 25807, 31833, 47871, 77421, 95499, 143613, 232263, 286497, 430839, 696789, 2090367, 6271101, 18813303, 56439909]

約数ペア:

[(1, 56439909), (3, 18813303), (9, 6271101), (27, 2090367), (81, 696789), (131, 430839), (197, 286497), (243, 232263), (393, 143613), (591, 95499), (729, 77421), (1179, 47871), (1773, 31833), (2187, 25807), (3537, 15957), (5319, 10611)]