163208205

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{77167}}^1$

素因数の和:77225

約数の個数: 24

約数和(自身を含む): 288916992

約数和(自身を除く): 125708787

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 77167, 231501, 385835, 694503, 1157505, 3472515, 3626849, 10880547, 18134245, 32641641, 54402735, 163208205]

約数ペア:

[(1, 163208205), (3, 54402735), (5, 32641641), (9, 18134245), (15, 10880547), (45, 3626849), (47, 3472515), (141, 1157505), (235, 694503), (423, 385835), (705, 231501), (2115, 77167)]