123939758

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{631}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 202720320

約数和(自身を除く): 78780562

約数列:

[1, 2, 17, 34, 53, 106, 109, 218, 631, 901, 1262, 1802, 1853, 3706, 5777, 10727, 11554, 21454, 33443, 66886, 68779, 98209, 137558, 196418, 568531, 1137062, 1169243, 2338486, 3645287, 7290574, 61969879, 123939758]

約数ペア:

[(1, 123939758), (2, 61969879), (17, 7290574), (34, 3645287), (53, 2338486), (106, 1169243), (109, 1137062), (218, 568531), (631, 196418), (901, 137558), (1262, 98209), (1802, 68779), (1853, 66886), (3706, 33443), (5777, 21454), (10727, 11554)]