2009386445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{313}}^1\times {\mathrm{773}}^1$

素因数の和:1253

約数の個数: 32

約数和(自身を含む): 2659785984

約数和(自身を除く): 650399539

約数列:

[1, 5, 11, 55, 151, 313, 755, 773, 1565, 1661, 3443, 3865, 8305, 8503, 17215, 42515, 47263, 116723, 236315, 241949, 519893, 583615, 1209745, 1283953, 2599465, 2661439, 6419765, 13307195, 36534299, 182671495, 401877289, 2009386445]

約数ペア:

[(1, 2009386445), (5, 401877289), (11, 182671495), (55, 36534299), (151, 13307195), (313, 6419765), (755, 2661439), (773, 2599465), (1565, 1283953), (1661, 1209745), (3443, 583615), (3865, 519893), (8305, 241949), (8503, 236315), (17215, 116723), (42515, 47263)]