217876934

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{24697}}^1$

素因数の和:25111

約数の個数: 16

約数和(自身を含む): 357429456

約数和(自身を除く): 139552522

約数列:

[1, 2, 11, 22, 401, 802, 4411, 8822, 24697, 49394, 271667, 543334, 9903497, 19806994, 108938467, 217876934]

約数ペア:

[(1, 217876934), (2, 108938467), (11, 19806994), (22, 9903497), (401, 543334), (802, 271667), (4411, 49394), (8822, 24697)]