171242015

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{30389}}^1$

素因数の和:30431

約数の個数: 24

約数和(自身を含む): 249441120

約数和(自身を除く): 78199105

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 5635, 30389, 151945, 212723, 698947, 1063615, 1489061, 3494735, 4892629, 7445305, 24463145, 34248403, 171242015]

約数ペア:

[(1, 171242015), (5, 34248403), (7, 24463145), (23, 7445305), (35, 4892629), (49, 3494735), (115, 1489061), (161, 1063615), (245, 698947), (805, 212723), (1127, 151945), (5635, 30389)]