249968702991

素因数分解:

$3^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{31407049}}^1$

素因数の和:31407438

約数の個数: 16

約数和(自身を含む): 381909728000

約数和(自身を除く): 131941025009

約数列:

[1, 3, 7, 21, 379, 1137, 2653, 7959, 31407049, 94221147, 219849343, 659548029, 11903271571, 35709814713, 83322900997, 249968702991]

約数ペア:

[(1, 249968702991), (3, 83322900997), (7, 35709814713), (21, 11903271571), (379, 659548029), (1137, 219849343), (2653, 94221147), (7959, 31407049)]