12621897

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{563}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 19004544

約数和(自身を除く): 6382647

約数列:

[1, 3, 9, 47, 53, 141, 159, 423, 477, 563, 1689, 2491, 5067, 7473, 22419, 26461, 29839, 79383, 89517, 238149, 268551, 1402433, 4207299, 12621897]

約数ペア:

[(1, 12621897), (3, 4207299), (9, 1402433), (47, 268551), (53, 238149), (141, 89517), (159, 79383), (423, 29839), (477, 26461), (563, 22419), (1689, 7473), (2491, 5067)]