165890145

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{15511}}^1$

素因数の和:15573

約数の個数: 32

約数和(自身を含む): 285917184

約数和(自身を除く): 120027039

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 713, 2139, 3565, 10695, 15511, 46533, 77555, 232665, 356753, 480841, 1070259, 1442523, 1783765, 2404205, 5351295, 7212615, 11059343, 33178029, 55296715, 165890145]

約数ペア:

[(1, 165890145), (3, 55296715), (5, 33178029), (15, 11059343), (23, 7212615), (31, 5351295), (69, 2404205), (93, 1783765), (115, 1442523), (155, 1070259), (345, 480841), (465, 356753), (713, 232665), (2139, 77555), (3565, 46533), (10695, 15511)]