203481385

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{2503}}^1$

素因数の和:2808

約数の個数: 16

約数和(自身を含む): 248797440

約数和(自身を除く): 45316055

約数列:

[1, 5, 71, 229, 355, 1145, 2503, 12515, 16259, 81295, 177713, 573187, 888565, 2865935, 40696277, 203481385]

約数ペア:

[(1, 203481385), (5, 40696277), (71, 2865935), (229, 888565), (355, 573187), (1145, 177713), (2503, 81295), (12515, 16259)]