28638648

素因数分解:

$2^3\times 3^2\times {\mathrm{397759}}^1$

素因数の和:397771

約数の個数: 24

約数和(自身を含む): 77563200

約数和(自身を除く): 48924552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 397759, 795518, 1193277, 1591036, 2386554, 3182072, 3579831, 4773108, 7159662, 9546216, 14319324, 28638648]

約数ペア:

[(1, 28638648), (2, 14319324), (3, 9546216), (4, 7159662), (6, 4773108), (8, 3579831), (9, 3182072), (12, 2386554), (18, 1591036), (24, 1193277), (36, 795518), (72, 397759)]