128928982

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2521}}^1$

素因数の和:2824

約数の個数: 32

約数和(自身を含む): 238964544

約数和(自身を除く): 110035562

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 281, 562, 1967, 2521, 3653, 3934, 5042, 7306, 17647, 25571, 32773, 35294, 51142, 65546, 229411, 458822, 708401, 1416802, 4958807, 9209213, 9917614, 18418426, 64464491, 128928982]

約数ペア:

[(1, 128928982), (2, 64464491), (7, 18418426), (13, 9917614), (14, 9209213), (26, 4958807), (91, 1416802), (182, 708401), (281, 458822), (562, 229411), (1967, 65546), (2521, 51142), (3653, 35294), (3934, 32773), (5042, 25571), (7306, 17647)]