201815865

素因数分解:

$3^2\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{4219}}^1$

素因数の和:5293

約数の個数: 24

約数和(自身を含む): 350226240

約数和(自身を除く): 148410375

約数列:

[1, 3, 5, 9, 15, 45, 1063, 3189, 4219, 5315, 9567, 12657, 15945, 21095, 37971, 47835, 63285, 189855, 4484797, 13454391, 22423985, 40363173, 67271955, 201815865]

約数ペア:

[(1, 201815865), (3, 67271955), (5, 40363173), (9, 22423985), (15, 13454391), (45, 4484797), (1063, 189855), (3189, 63285), (4219, 47835), (5315, 37971), (9567, 21095), (12657, 15945)]