80845737

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 131415552

約数和(自身を除く): 50569815

約数列:

[1, 3, 7, 21, 31, 49, 93, 113, 147, 157, 217, 339, 471, 651, 791, 1099, 1519, 2373, 3297, 3503, 4557, 4867, 5537, 7693, 10509, 14601, 16611, 17741, 23079, 24521, 34069, 53223, 73563, 102207, 124187, 171647, 238483, 372561, 514941, 549971, 715449, 869309, 1649913, 2607927, 3849797, 11549391, 26948579, 80845737]

約数ペア:

[(1, 80845737), (3, 26948579), (7, 11549391), (21, 3849797), (31, 2607927), (49, 1649913), (93, 869309), (113, 715449), (147, 549971), (157, 514941), (217, 372561), (339, 238483), (471, 171647), (651, 124187), (791, 102207), (1099, 73563), (1519, 53223), (2373, 34069), (3297, 24521), (3503, 23079), (4557, 17741), (4867, 16611), (5537, 14601), (7693, 10509)]