2250215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:430

約数の個数: 16

約数和(自身を含む): 2975616

約数和(自身を除く): 725401

約数列:

[1, 5, 11, 55, 163, 251, 815, 1255, 1793, 2761, 8965, 13805, 40913, 204565, 450043, 2250215]

約数ペア:

[(1, 2250215), (5, 450043), (11, 204565), (55, 40913), (163, 13805), (251, 8965), (815, 2761), (1255, 1793)]