28502890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{941}}^1$

素因数の和:1194

約数の個数: 32

約数和(自身を含む): 55547856

約数和(自身を除く): 27044966

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 233, 466, 941, 1165, 1882, 2330, 3029, 4705, 6058, 9410, 12233, 15145, 24466, 30290, 61165, 122330, 219253, 438506, 1096265, 2192530, 2850289, 5700578, 14251445, 28502890]

約数ペア:

[(1, 28502890), (2, 14251445), (5, 5700578), (10, 2850289), (13, 2192530), (26, 1096265), (65, 438506), (130, 219253), (233, 122330), (466, 61165), (941, 30290), (1165, 24466), (1882, 15145), (2330, 12233), (3029, 9410), (4705, 6058)]