7213899

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 12870144

約数和(自身を除く): 5656245

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 121, 167, 187, 231, 357, 363, 501, 561, 847, 1169, 1309, 1837, 2057, 2541, 2839, 3507, 3927, 5511, 6171, 8517, 12859, 14399, 19873, 20207, 31229, 38577, 43197, 59619, 60621, 93687, 141449, 218603, 343519, 424347, 655809, 1030557, 2404633, 7213899]

約数ペア:

[(1, 7213899), (3, 2404633), (7, 1030557), (11, 655809), (17, 424347), (21, 343519), (33, 218603), (51, 141449), (77, 93687), (119, 60621), (121, 59619), (167, 43197), (187, 38577), (231, 31229), (357, 20207), (363, 19873), (501, 14399), (561, 12859), (847, 8517), (1169, 6171), (1309, 5511), (1837, 3927), (2057, 3507), (2541, 2839)]