201071305

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{631}}^2$

素因数の和:1368

約数の個数: 12

約数和(自身を含む): 244061316

約数和(自身を除く): 42990011

約数列:

[1, 5, 101, 505, 631, 3155, 63731, 318655, 398161, 1990805, 40214261, 201071305]

約数ペア:

[(1, 201071305), (5, 40214261), (101, 1990805), (505, 398161), (631, 318655), (3155, 63731)]