221287937

素因数分解:

${\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1\times {\mathrm{1097}}^1$

素因数の和:1432

約数の個数: 16

約数和(自身を含む): 243492480

約数和(自身を除く): 22204543

約数列:

[1, 13, 59, 263, 767, 1097, 3419, 14261, 15517, 64723, 201721, 288511, 841399, 3750643, 17022149, 221287937]

約数ペア:

[(1, 221287937), (13, 17022149), (59, 3750643), (263, 841399), (767, 288511), (1097, 201721), (3419, 64723), (14261, 15517)]