19002225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 35426304

約数和(自身を除く): 16424079

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 155, 165, 275, 341, 465, 743, 775, 825, 1023, 1705, 2229, 2325, 3715, 5115, 8173, 8525, 11145, 18575, 23033, 24519, 25575, 40865, 55725, 69099, 115165, 122595, 204325, 253363, 345495, 575825, 612975, 760089, 1266815, 1727475, 3800445, 6334075, 19002225]

約数ペア:

[(1, 19002225), (3, 6334075), (5, 3800445), (11, 1727475), (15, 1266815), (25, 760089), (31, 612975), (33, 575825), (55, 345495), (75, 253363), (93, 204325), (155, 122595), (165, 115165), (275, 69099), (341, 55725), (465, 40865), (743, 25575), (775, 24519), (825, 23033), (1023, 18575), (1705, 11145), (2229, 8525), (2325, 8173), (3715, 5115)]