201380215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{38839}}^1$

素因数の和:38922

約数の個数: 16

約数和(自身を含む): 260072640

約数和(自身を除く): 58692425

約数列:

[1, 5, 17, 61, 85, 305, 1037, 5185, 38839, 194195, 660263, 2369179, 3301315, 11845895, 40276043, 201380215]

約数ペア:

[(1, 201380215), (5, 40276043), (17, 11845895), (61, 3301315), (85, 2369179), (305, 660263), (1037, 194195), (5185, 38839)]