81287382

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53549}}^1$

素因数の和:53588

約数の個数: 32

約数和(自身を含む): 185068800

約数和(自身を除く): 103781418

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 53549, 107098, 160647, 321294, 589039, 1178078, 1231627, 1767117, 2463254, 3534234, 3694881, 7389762, 13547897, 27095794, 40643691, 81287382]

約数ペア:

[(1, 81287382), (2, 40643691), (3, 27095794), (6, 13547897), (11, 7389762), (22, 3694881), (23, 3534234), (33, 2463254), (46, 1767117), (66, 1231627), (69, 1178078), (138, 589039), (253, 321294), (506, 160647), (759, 107098), (1518, 53549)]