440541621

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{221489}}^1$

素因数の和:221525

約数の個数: 24

約数和(自身を含む): 725601240

約数和(自身を除く): 285059619

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 221489, 664467, 1993401, 2879357, 3765313, 8638071, 11295939, 25914213, 33887817, 48949069, 146847207, 440541621]

約数ペア:

[(1, 440541621), (3, 146847207), (9, 48949069), (13, 33887817), (17, 25914213), (39, 11295939), (51, 8638071), (117, 3765313), (153, 2879357), (221, 1993401), (663, 664467), (1989, 221489)]