178620633

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{46919}}^1$

素因数の和:46978

約数の個数: 20

約数和(自身を含む): 272511360

約数和(自身を除く): 93890727

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 46919, 140757, 422271, 1266813, 2205193, 3800439, 6615579, 19846737, 59540211, 178620633]

約数ペア:

[(1, 178620633), (3, 59540211), (9, 19846737), (27, 6615579), (47, 3800439), (81, 2205193), (141, 1266813), (423, 422271), (1269, 140757), (3807, 46919)]