279868

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 527744

約数和(自身を除く): 247876

約数列:

[1, 2, 4, 31, 37, 61, 62, 74, 122, 124, 148, 244, 1147, 1891, 2257, 2294, 3782, 4514, 4588, 7564, 9028, 69967, 139934, 279868]

約数ペア:

[(1, 279868), (2, 139934), (4, 69967), (31, 9028), (37, 7564), (61, 4588), (62, 4514), (74, 3782), (122, 2294), (124, 2257), (148, 1891), (244, 1147)]