172938285

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15559}}^1$

素因数の和:15602

約数の個数: 48

約数和(自身を含む): 339830400

約数和(自身を除く): 166892115

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 3705, 11115, 15559, 46677, 77795, 140031, 202267, 233385, 295621, 606801, 700155, 886863, 1011335, 1478105, 1820403, 2660589, 3034005, 3843073, 4434315, 9102015, 11529219, 13302945, 19215365, 34587657, 57646095, 172938285]

約数ペア:

[(1, 172938285), (3, 57646095), (5, 34587657), (9, 19215365), (13, 13302945), (15, 11529219), (19, 9102015), (39, 4434315), (45, 3843073), (57, 3034005), (65, 2660589), (95, 1820403), (117, 1478105), (171, 1011335), (195, 886863), (247, 700155), (285, 606801), (585, 295621), (741, 233385), (855, 202267), (1235, 140031), (2223, 77795), (3705, 46677), (11115, 15559)]