131820429

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{659}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 198696960

約数和(自身を除く): 66876531

約数列:

[1, 3, 13, 23, 39, 69, 223, 299, 659, 669, 897, 1977, 2899, 5129, 8567, 8697, 15157, 15387, 25701, 45471, 66677, 146957, 197041, 200031, 440871, 591123, 1910441, 3380011, 5731323, 10140033, 43940143, 131820429]

約数ペア:

[(1, 131820429), (3, 43940143), (13, 10140033), (23, 5731323), (39, 3380011), (69, 1910441), (223, 591123), (299, 440871), (659, 200031), (669, 197041), (897, 146957), (1977, 66677), (2899, 45471), (5129, 25701), (8567, 15387), (8697, 15157)]