218486015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{24371}}^1$

素因数の和:24550

約数の個数: 16

約数和(自身を含む): 287784576

約数和(自身を除く): 69298561

約数列:

[1, 5, 11, 55, 163, 815, 1793, 8965, 24371, 121855, 268081, 1340405, 3972473, 19862365, 43697203, 218486015]

約数ペア:

[(1, 218486015), (5, 43697203), (11, 19862365), (55, 3972473), (163, 1340405), (815, 268081), (1793, 121855), (8965, 24371)]