129883873

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{971}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 150885504

約数和(自身を除く): 21001631

約数列:

[1, 7, 97, 197, 679, 971, 1379, 6797, 19109, 94187, 133763, 191287, 659309, 1339009, 18554839, 129883873]

約数ペア:

[(1, 129883873), (7, 18554839), (97, 1339009), (197, 659309), (679, 191287), (971, 133763), (1379, 94187), (6797, 19109)]