51689475

素因数分解:

$3^3\times 5^2\times {\mathrm{73}}^1\times {\mathrm{1049}}^1$

素因数の和:1141

約数の個数: 48

約数和(自身を含む): 96348000

約数和(自身を除く): 44658525

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 73, 75, 135, 219, 225, 365, 657, 675, 1049, 1095, 1825, 1971, 3147, 3285, 5245, 5475, 9441, 9855, 15735, 16425, 26225, 28323, 47205, 49275, 76577, 78675, 141615, 229731, 236025, 382885, 689193, 708075, 1148655, 1914425, 2067579, 3445965, 5743275, 10337895, 17229825, 51689475]

約数ペア:

[(1, 51689475), (3, 17229825), (5, 10337895), (9, 5743275), (15, 3445965), (25, 2067579), (27, 1914425), (45, 1148655), (73, 708075), (75, 689193), (135, 382885), (219, 236025), (225, 229731), (365, 141615), (657, 78675), (675, 76577), (1049, 49275), (1095, 47205), (1825, 28323), (1971, 26225), (3147, 16425), (3285, 15735), (5245, 9855), (5475, 9441)]