28021716

素因数分解:

$2^2\times 3^2\times {\mathrm{547}}^1\times {\mathrm{1423}}^1$

素因数の和:1980

約数の個数: 36

約数和(自身を含む): 71012032

約数和(自身を除く): 42990316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 547, 1094, 1423, 1641, 2188, 2846, 3282, 4269, 4923, 5692, 6564, 8538, 9846, 12807, 17076, 19692, 25614, 51228, 778381, 1556762, 2335143, 3113524, 4670286, 7005429, 9340572, 14010858, 28021716]

約数ペア:

[(1, 28021716), (2, 14010858), (3, 9340572), (4, 7005429), (6, 4670286), (9, 3113524), (12, 2335143), (18, 1556762), (36, 778381), (547, 51228), (1094, 25614), (1423, 19692), (1641, 17076), (2188, 12807), (2846, 9846), (3282, 8538), (4269, 6564), (4923, 5692)]