201243005

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{1787}}^1$

素因数の和:2116

約数の個数: 16

約数和(自身を含む): 245113344

約数和(自身を除く): 43870339

約数列:

[1, 5, 101, 223, 505, 1115, 1787, 8935, 22523, 112615, 180487, 398501, 902435, 1992505, 40248601, 201243005]

約数ペア:

[(1, 201243005), (5, 40248601), (101, 1992505), (223, 902435), (505, 398501), (1115, 180487), (1787, 112615), (8935, 22523)]