291255381

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{23743}}^1$

素因数の和:23825

約数の個数: 24

約数和(自身を含む): 444487680

約数和(自身を除く): 153232299

約数列:

[1, 3, 9, 29, 47, 87, 141, 261, 423, 1363, 4089, 12267, 23743, 71229, 213687, 688547, 1115921, 2065641, 3347763, 6196923, 10043289, 32361709, 97085127, 291255381]

約数ペア:

[(1, 291255381), (3, 97085127), (9, 32361709), (29, 10043289), (47, 6196923), (87, 3347763), (141, 2065641), (261, 1115921), (423, 688547), (1363, 213687), (4089, 71229), (12267, 23743)]