123001268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{21701}}^1$

素因数の和:21827

約数の個数: 24

約数和(自身を含む): 233947560

約数和(自身を除く): 110946292

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5668, 21701, 43402, 86804, 282113, 564226, 1128452, 2365409, 4730818, 9461636, 30750317, 61500634, 123001268]

約数ペア:

[(1, 123001268), (2, 61500634), (4, 30750317), (13, 9461636), (26, 4730818), (52, 2365409), (109, 1128452), (218, 564226), (436, 282113), (1417, 86804), (2834, 43402), (5668, 21701)]