161745945

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1\times {\mathrm{443}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 263032704

約数和(自身を除く): 101286759

約数列:

[1, 3, 5, 15, 101, 241, 303, 443, 505, 723, 1205, 1329, 1515, 2215, 3615, 6645, 24341, 44743, 73023, 106763, 121705, 134229, 223715, 320289, 365115, 533815, 671145, 1601445, 10783063, 32349189, 53915315, 161745945]

約数ペア:

[(1, 161745945), (3, 53915315), (5, 32349189), (15, 10783063), (101, 1601445), (241, 671145), (303, 533815), (443, 365115), (505, 320289), (723, 223715), (1205, 134229), (1329, 121705), (1515, 106763), (2215, 73023), (3615, 44743), (6645, 24341)]