420147525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{800281}}^1$

素因数の和:800301

約数の個数: 24

約数和(自身を含む): 793879744

約数和(自身を除く): 373732219

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 800281, 2400843, 4001405, 5601967, 12004215, 16805901, 20007025, 28009835, 60021075, 84029505, 140049175, 420147525]

約数ペア:

[(1, 420147525), (3, 140049175), (5, 84029505), (7, 60021075), (15, 28009835), (21, 20007025), (25, 16805901), (35, 12004215), (75, 5601967), (105, 4001405), (175, 2400843), (525, 800281)]