210947755

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1\times {\mathrm{1031}}^1$

素因数の和:1458

約数の個数: 16

約数和(自身を含む): 256002048

約数和(自身を除く): 45054293

約数列:

[1, 5, 151, 271, 755, 1031, 1355, 5155, 40921, 155681, 204605, 279401, 778405, 1397005, 42189551, 210947755]

約数ペア:

[(1, 210947755), (5, 42189551), (151, 1397005), (271, 778405), (755, 279401), (1031, 204605), (1355, 155681), (5155, 40921)]