217081644

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1391549}}^1$

素因数の和:1391569

約数の個数: 24

約数和(自身を含む): 545487600

約数和(自身を除く): 328405956

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1391549, 2783098, 4174647, 5566196, 8349294, 16698588, 18090137, 36180274, 54270411, 72360548, 108540822, 217081644]

約数ペア:

[(1, 217081644), (2, 108540822), (3, 72360548), (4, 54270411), (6, 36180274), (12, 18090137), (13, 16698588), (26, 8349294), (39, 5566196), (52, 4174647), (78, 2783098), (156, 1391549)]