28675088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1549}}^1$

素因数の和:1659

約数の個数: 40

約数和(自身を含む): 60543000

約数和(自身を除く): 31867912

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 712, 1157, 1424, 1549, 2314, 3098, 4628, 6196, 9256, 12392, 18512, 20137, 24784, 40274, 80548, 137861, 161096, 275722, 322192, 551444, 1102888, 1792193, 2205776, 3584386, 7168772, 14337544, 28675088]

約数ペア:

[(1, 28675088), (2, 14337544), (4, 7168772), (8, 3584386), (13, 2205776), (16, 1792193), (26, 1102888), (52, 551444), (89, 322192), (104, 275722), (178, 161096), (208, 137861), (356, 80548), (712, 40274), (1157, 24784), (1424, 20137), (1549, 18512), (2314, 12392), (3098, 9256), (4628, 6196)]