28108548

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3533}}^1$

素因数の和:3573

約数の個数: 72

約数和(自身を含む): 81041688

約数和(自身を除く): 52933140

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3533, 3978, 7066, 7956, 10599, 14132, 21198, 31797, 42396, 45929, 60061, 63594, 91858, 120122, 127188, 137787, 180183, 183716, 240244, 275574, 360366, 413361, 540549, 551148, 720732, 780793, 826722, 1081098, 1561586, 1653444, 2162196, 2342379, 3123172, 4684758, 7027137, 9369516, 14054274, 28108548]

約数ペア:

[(1, 28108548), (2, 14054274), (3, 9369516), (4, 7027137), (6, 4684758), (9, 3123172), (12, 2342379), (13, 2162196), (17, 1653444), (18, 1561586), (26, 1081098), (34, 826722), (36, 780793), (39, 720732), (51, 551148), (52, 540549), (68, 413361), (78, 360366), (102, 275574), (117, 240244), (153, 183716), (156, 180183), (204, 137787), (221, 127188), (234, 120122), (306, 91858), (442, 63594), (468, 60061), (612, 45929), (663, 42396), (884, 31797), (1326, 21198), (1989, 14132), (2652, 10599), (3533, 7956), (3978, 7066)]