142377904

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{145879}}^1$

素因数の和:145948

約数の個数: 20

約数和(自身を含む): 280381360

約数和(自身を除く): 138003456

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 145879, 291758, 583516, 1167032, 2334064, 8898619, 17797238, 35594476, 71188952, 142377904]

約数ペア:

[(1, 142377904), (2, 71188952), (4, 35594476), (8, 17797238), (16, 8898619), (61, 2334064), (122, 1167032), (244, 583516), (488, 291758), (976, 145879)]