71120315

素因数分解:

$5^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{877}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 99691632

約数和(自身を除く): 28571317

約数列:

[1, 5, 7, 35, 49, 245, 331, 877, 1655, 2317, 4385, 6139, 11585, 16219, 30695, 42973, 81095, 214865, 290287, 1451435, 2032009, 10160045, 14224063, 71120315]

約数ペア:

[(1, 71120315), (5, 14224063), (7, 10160045), (35, 2032009), (49, 1451435), (245, 290287), (331, 214865), (877, 81095), (1655, 42973), (2317, 30695), (4385, 16219), (6139, 11585)]