28850679

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{773}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 50712480

約数和(自身を除く): 21861801

約数列:

[1, 3, 9, 11, 13, 29, 33, 39, 87, 99, 117, 143, 261, 319, 377, 429, 773, 957, 1131, 1287, 2319, 2871, 3393, 4147, 6957, 8503, 10049, 12441, 22417, 25509, 30147, 37323, 67251, 76527, 90441, 110539, 201753, 246587, 291421, 331617, 739761, 874263, 994851, 2219283, 2622789, 3205631, 9616893, 28850679]

約数ペア:

[(1, 28850679), (3, 9616893), (9, 3205631), (11, 2622789), (13, 2219283), (29, 994851), (33, 874263), (39, 739761), (87, 331617), (99, 291421), (117, 246587), (143, 201753), (261, 110539), (319, 90441), (377, 76527), (429, 67251), (773, 37323), (957, 30147), (1131, 25509), (1287, 22417), (2319, 12441), (2871, 10049), (3393, 8503), (4147, 6957)]