19601175

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1033}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 36926208

約数和(自身を除く): 17325033

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 115, 165, 253, 275, 345, 575, 759, 825, 1033, 1265, 1725, 3099, 3795, 5165, 6325, 11363, 15495, 18975, 23759, 25825, 34089, 56815, 71277, 77475, 118795, 170445, 261349, 284075, 356385, 593975, 784047, 852225, 1306745, 1781925, 3920235, 6533725, 19601175]

約数ペア:

[(1, 19601175), (3, 6533725), (5, 3920235), (11, 1781925), (15, 1306745), (23, 852225), (25, 784047), (33, 593975), (55, 356385), (69, 284075), (75, 261349), (115, 170445), (165, 118795), (253, 77475), (275, 71277), (345, 56815), (575, 34089), (759, 25825), (825, 23759), (1033, 18975), (1265, 15495), (1725, 11363), (3099, 6325), (3795, 5165)]