201445465

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{238397}}^1$

素因数の和:238428

約数の個数: 12

約数和(自身を含む): 261761004

約数和(自身を除く): 60315539

約数列:

[1, 5, 13, 65, 169, 845, 238397, 1191985, 3099161, 15495805, 40289093, 201445465]

約数ペア:

[(1, 201445465), (5, 40289093), (13, 15495805), (65, 3099161), (169, 1191985), (845, 238397)]