8672247

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 13104000

約数和(自身を除く): 4431753

約数列:

[1, 3, 9, 29, 87, 149, 223, 261, 447, 669, 1341, 2007, 4321, 6467, 12963, 19401, 33227, 38889, 58203, 99681, 299043, 963583, 2890749, 8672247]

約数ペア:

[(1, 8672247), (3, 2890749), (9, 963583), (29, 299043), (87, 99681), (149, 58203), (223, 38889), (261, 33227), (447, 19401), (669, 12963), (1341, 6467), (2007, 4321)]