1720888908355

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{6931103}}^1$

素因数の和:6931275

約数の個数: 32

約数和(自身を含む): 2299573960704

約数和(自身を除く): 578685052349

約数列:

[1, 5, 17, 23, 85, 115, 127, 391, 635, 1955, 2159, 2921, 10795, 14605, 49657, 248285, 6931103, 34655515, 117828751, 159415369, 589143755, 797076845, 880250081, 2710061273, 4401250405, 13550306365, 14964251377, 20245751863, 74821256885, 101228759315, 344177781671, 1720888908355]

約数ペア:

[(1, 1720888908355), (5, 344177781671), (17, 101228759315), (23, 74821256885), (85, 20245751863), (115, 14964251377), (127, 13550306365), (391, 4401250405), (635, 2710061273), (1955, 880250081), (2159, 797076845), (2921, 589143755), (10795, 159415369), (14605, 117828751), (49657, 34655515), (248285, 6931103)]