129457972

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{159431}}^1$

素因数の和:159471

約数の個数: 24

約数和(自身を含む): 267845760

約数和(自身を除く): 138387788

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 159431, 318862, 637724, 1116017, 2232034, 4464068, 4623499, 9246998, 18493996, 32364493, 64728986, 129457972]

約数ペア:

[(1, 129457972), (2, 64728986), (4, 32364493), (7, 18493996), (14, 9246998), (28, 4623499), (29, 4464068), (58, 2232034), (116, 1116017), (203, 637724), (406, 318862), (812, 159431)]