239372427

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{670511}}^1$

素因数の和:670538

約数の個数: 16

約数和(自身を含む): 386214912

約数和(自身を除く): 146842485

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 670511, 2011533, 4693577, 11398687, 14080731, 34196061, 79790809, 239372427]

約数ペア:

[(1, 239372427), (3, 79790809), (7, 34196061), (17, 14080731), (21, 11398687), (51, 4693577), (119, 2011533), (357, 670511)]