427183745

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 550368000

約数和(自身を除く): 123184255

約数列:

[1, 5, 19, 95, 103, 149, 293, 515, 745, 1465, 1957, 2831, 5567, 9785, 14155, 15347, 27835, 30179, 43657, 76735, 150895, 218285, 291593, 573401, 829483, 1457965, 2867005, 4147415, 4496671, 22483355, 85436749, 427183745]

約数ペア:

[(1, 427183745), (5, 85436749), (19, 22483355), (95, 4496671), (103, 4147415), (149, 2867005), (293, 1457965), (515, 829483), (745, 573401), (1465, 291593), (1957, 218285), (2831, 150895), (5567, 76735), (9785, 43657), (14155, 30179), (15347, 27835)]