71978388

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139493}}^1$

素因数の和:139543

約数の個数: 24

約数和(自身を含む): 171856608

約数和(自身を除く): 99878220

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 139493, 278986, 418479, 557972, 836958, 1673916, 5998199, 11996398, 17994597, 23992796, 35989194, 71978388]

約数ペア:

[(1, 71978388), (2, 35989194), (3, 23992796), (4, 17994597), (6, 11996398), (12, 5998199), (43, 1673916), (86, 836958), (129, 557972), (172, 418479), (258, 278986), (516, 139493)]