171937545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1583}}^1$

素因数の和:2161

約数の個数: 32

約数和(自身を含む): 296980992

約数和(自身を除く): 125043447

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 557, 1583, 1671, 2785, 4749, 7241, 7915, 8355, 20579, 21723, 23745, 36205, 61737, 102895, 108615, 308685, 881731, 2645193, 4408655, 11462503, 13225965, 34387509, 57312515, 171937545]

約数ペア:

[(1, 171937545), (3, 57312515), (5, 34387509), (13, 13225965), (15, 11462503), (39, 4408655), (65, 2645193), (195, 881731), (557, 308685), (1583, 108615), (1671, 102895), (2785, 61737), (4749, 36205), (7241, 23745), (7915, 21723), (8355, 20579)]