155578215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{2549}}^1$

素因数の和:2883

約数の個数: 32

約数和(自身を含む): 269035200

約数和(自身を除く): 113456985

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 313, 939, 1565, 2549, 4069, 4695, 7647, 12207, 12745, 20345, 33137, 38235, 61035, 99411, 165685, 497055, 797837, 2393511, 3989185, 10371881, 11967555, 31115643, 51859405, 155578215]

約数ペア:

[(1, 155578215), (3, 51859405), (5, 31115643), (13, 11967555), (15, 10371881), (39, 3989185), (65, 2393511), (195, 797837), (313, 497055), (939, 165685), (1565, 99411), (2549, 61035), (4069, 38235), (4695, 33137), (7647, 20345), (12207, 12745)]