128797839

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{2579}}^1$

素因数の和:2795

約数の個数: 24

約数和(自身を含む): 193190400

約数和(自身を除く): 64392561

約数列:

[1, 3, 9, 31, 93, 179, 279, 537, 1611, 2579, 5549, 7737, 16647, 23211, 49941, 79949, 239847, 461641, 719541, 1384923, 4154769, 14310871, 42932613, 128797839]

約数ペア:

[(1, 128797839), (3, 42932613), (9, 14310871), (31, 4154769), (93, 1384923), (179, 719541), (279, 461641), (537, 239847), (1611, 79949), (2579, 49941), (5549, 23211), (7737, 16647)]