201299787

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{132347}}^1$

素因数の和:132379

約数の個数: 18

約数和(自身を含む): 314855892

約数和(自身を除く): 113556105

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 132347, 397041, 1191123, 1720511, 5161533, 15484599, 22366643, 67099929, 201299787]

約数ペア:

[(1, 201299787), (3, 67099929), (9, 22366643), (13, 15484599), (39, 5161533), (117, 1720511), (169, 1191123), (507, 397041), (1521, 132347)]