84172491

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 140343840

約数和(自身を除く): 56171349

約数列:

[1, 3, 9, 13, 17, 39, 51, 101, 117, 153, 221, 303, 419, 663, 909, 1257, 1313, 1717, 1989, 3771, 3939, 5151, 5447, 7123, 11817, 15453, 16341, 21369, 22321, 42319, 49023, 64107, 66963, 92599, 126957, 200889, 277797, 380871, 550147, 719423, 833391, 1650441, 2158269, 4951323, 6474807, 9352499, 28057497, 84172491]

約数ペア:

[(1, 84172491), (3, 28057497), (9, 9352499), (13, 6474807), (17, 4951323), (39, 2158269), (51, 1650441), (101, 833391), (117, 719423), (153, 550147), (221, 380871), (303, 277797), (419, 200889), (663, 126957), (909, 92599), (1257, 66963), (1313, 64107), (1717, 49023), (1989, 42319), (3771, 22321), (3939, 21369), (5151, 16341), (5447, 15453), (7123, 11817)]