28717812

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{5081}}^1$

素因数の和:5248

約数の個数: 36

約数和(自身を含む): 73068996

約数和(自身を除く): 44351184

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 5081, 5652, 10162, 15243, 20324, 30486, 45729, 60972, 91458, 182916, 797717, 1595434, 2393151, 3190868, 4786302, 7179453, 9572604, 14358906, 28717812]

約数ペア:

[(1, 28717812), (2, 14358906), (3, 9572604), (4, 7179453), (6, 4786302), (9, 3190868), (12, 2393151), (18, 1595434), (36, 797717), (157, 182916), (314, 91458), (471, 60972), (628, 45729), (942, 30486), (1413, 20324), (1884, 15243), (2826, 10162), (5081, 5652)]