139425994

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{21523}}^1$

素因数の和:21645

約数の個数: 16

約数和(自身を含む): 216961920

約数和(自身を除く): 77535926

約数列:

[1, 2, 41, 79, 82, 158, 3239, 6478, 21523, 43046, 882443, 1700317, 1764886, 3400634, 69712997, 139425994]

約数ペア:

[(1, 139425994), (2, 69712997), (41, 3400634), (79, 1764886), (82, 1700317), (158, 882443), (3239, 43046), (6478, 21523)]