221447823

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{6271}}^1$

素因数の和:6502

約数の個数: 16

約数和(自身を含む): 301056000

約数和(自身を除く): 79608177

約数列:

[1, 3, 79, 149, 237, 447, 6271, 11771, 18813, 35313, 495409, 934379, 1486227, 2803137, 73815941, 221447823]

約数ペア:

[(1, 221447823), (3, 73815941), (79, 2803137), (149, 1486227), (237, 934379), (447, 495409), (6271, 35313), (11771, 18813)]