210795615

素因数分解:

$3^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1879}}^1$

素因数の和:2173

約数の個数: 40

約数和(自身を含む): 379436640

約数和(自身を除く): 168641025

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 277, 405, 831, 1385, 1879, 2493, 4155, 5637, 7479, 9395, 12465, 16911, 22437, 28185, 37395, 50733, 84555, 112185, 152199, 253665, 520483, 760995, 1561449, 2602415, 4684347, 7807245, 14053041, 23421735, 42159123, 70265205, 210795615]

約数ペア:

[(1, 210795615), (3, 70265205), (5, 42159123), (9, 23421735), (15, 14053041), (27, 7807245), (45, 4684347), (81, 2602415), (135, 1561449), (277, 760995), (405, 520483), (831, 253665), (1385, 152199), (1879, 112185), (2493, 84555), (4155, 50733), (5637, 37395), (7479, 28185), (9395, 22437), (12465, 16911)]