215685075

素因数分解:

$3^1\times 5^2\times {\mathrm{829}}^1\times {\mathrm{3469}}^1$

素因数の和:4311

約数の個数: 24

約数和(自身を含む): 357132400

約数和(自身を除く): 141447325

約数列:

[1, 3, 5, 15, 25, 75, 829, 2487, 3469, 4145, 10407, 12435, 17345, 20725, 52035, 62175, 86725, 260175, 2875801, 8627403, 14379005, 43137015, 71895025, 215685075]

約数ペア:

[(1, 215685075), (3, 71895025), (5, 43137015), (15, 14379005), (25, 8627403), (75, 2875801), (829, 260175), (2487, 86725), (3469, 62175), (4145, 52035), (10407, 20725), (12435, 17345)]