664478775

素因数分解:

$3^3\times 5^2\times {\mathrm{984413}}^1$

素因数の和:984432

約数の個数: 24

約数和(自身を含む): 1220673360

約数和(自身を除く): 556194585

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 984413, 2953239, 4922065, 8859717, 14766195, 24610325, 26579151, 44298585, 73830975, 132895755, 221492925, 664478775]

約数ペア:

[(1, 664478775), (3, 221492925), (5, 132895755), (9, 73830975), (15, 44298585), (25, 26579151), (27, 24610325), (45, 14766195), (75, 8859717), (135, 4922065), (225, 2953239), (675, 984413)]