17910945

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1801}}^1$

素因数の和:1842

約数の個数: 48

約数和(自身を含む): 35420112

約数和(自身を除く): 17509167

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1801, 1989, 3315, 5403, 9005, 9945, 16209, 23413, 27015, 30617, 70239, 81045, 91851, 117065, 153085, 210717, 275553, 351195, 398021, 459255, 1053585, 1194063, 1377765, 1990105, 3582189, 5970315, 17910945]

約数ペア:

[(1, 17910945), (3, 5970315), (5, 3582189), (9, 1990105), (13, 1377765), (15, 1194063), (17, 1053585), (39, 459255), (45, 398021), (51, 351195), (65, 275553), (85, 210717), (117, 153085), (153, 117065), (195, 91851), (221, 81045), (255, 70239), (585, 30617), (663, 27015), (765, 23413), (1105, 16209), (1801, 9945), (1989, 9005), (3315, 5403)]