8400357

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2837}}^1$

素因数の和:2897

約数の個数: 24

約数和(自身を含む): 14167296

約数和(自身を除く): 5766939

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2837, 2961, 8511, 19859, 25533, 59577, 133339, 178731, 400017, 933373, 1200051, 2800119, 8400357]

約数ペア:

[(1, 8400357), (3, 2800119), (7, 1200051), (9, 933373), (21, 400017), (47, 178731), (63, 133339), (141, 59577), (329, 25533), (423, 19859), (987, 8511), (2837, 2961)]