163695375

素因数分解:

$3^2\times 5^3\times {\mathrm{227}}^1\times {\mathrm{641}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 296850528

約数和(自身を除く): 133155153

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 227, 375, 641, 681, 1125, 1135, 1923, 2043, 3205, 3405, 5675, 5769, 9615, 10215, 16025, 17025, 28375, 28845, 48075, 51075, 80125, 85125, 144225, 145507, 240375, 255375, 436521, 721125, 727535, 1309563, 2182605, 3637675, 6547815, 10913025, 18188375, 32739075, 54565125, 163695375]

約数ペア:

[(1, 163695375), (3, 54565125), (5, 32739075), (9, 18188375), (15, 10913025), (25, 6547815), (45, 3637675), (75, 2182605), (125, 1309563), (225, 727535), (227, 721125), (375, 436521), (641, 255375), (681, 240375), (1125, 145507), (1135, 144225), (1923, 85125), (2043, 80125), (3205, 51075), (3405, 48075), (5675, 28845), (5769, 28375), (9615, 17025), (10215, 16025)]