17948313

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 26747136

約数和(自身を除く): 8798823

約数列:

[1, 3, 9, 47, 141, 151, 281, 423, 453, 843, 1359, 2529, 7097, 13207, 21291, 39621, 42431, 63873, 118863, 127293, 381879, 1994257, 5982771, 17948313]

約数ペア:

[(1, 17948313), (3, 5982771), (9, 1994257), (47, 381879), (141, 127293), (151, 118863), (281, 63873), (423, 42431), (453, 39621), (843, 21291), (1359, 13207), (2529, 7097)]