16966005

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 32405184

約数和(自身を除く): 15439179

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 49, 105, 123, 147, 205, 245, 287, 563, 615, 735, 861, 1435, 1689, 2009, 2815, 3941, 4305, 6027, 8445, 10045, 11823, 19705, 23083, 27587, 30135, 59115, 69249, 82761, 115415, 137935, 161581, 346245, 413805, 484743, 807905, 1131067, 2423715, 3393201, 5655335, 16966005]

約数ペア:

[(1, 16966005), (3, 5655335), (5, 3393201), (7, 2423715), (15, 1131067), (21, 807905), (35, 484743), (41, 413805), (49, 346245), (105, 161581), (123, 137935), (147, 115415), (205, 82761), (245, 69249), (287, 59115), (563, 30135), (615, 27587), (735, 23083), (861, 19705), (1435, 11823), (1689, 10045), (2009, 8445), (2815, 6027), (3941, 4305)]