1620408375

素因数分解:

$3^3\times 5^3\times {\mathrm{73}}^1\times {\mathrm{6577}}^1$

素因数の和:6674

約数の個数: 64

約数和(自身を含む): 3037457280

約数和(自身を除く): 1417048905

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 73, 75, 125, 135, 219, 225, 365, 375, 657, 675, 1095, 1125, 1825, 1971, 3285, 3375, 5475, 6577, 9125, 9855, 16425, 19731, 27375, 32885, 49275, 59193, 82125, 98655, 164425, 177579, 246375, 295965, 480121, 493275, 822125, 887895, 1440363, 1479825, 2400605, 2466375, 4321089, 4439475, 7201815, 7399125, 12003025, 12963267, 21605445, 22197375, 36009075, 60015125, 64816335, 108027225, 180045375, 324081675, 540136125, 1620408375]

約数ペア:

[(1, 1620408375), (3, 540136125), (5, 324081675), (9, 180045375), (15, 108027225), (25, 64816335), (27, 60015125), (45, 36009075), (73, 22197375), (75, 21605445), (125, 12963267), (135, 12003025), (219, 7399125), (225, 7201815), (365, 4439475), (375, 4321089), (657, 2466375), (675, 2400605), (1095, 1479825), (1125, 1440363), (1825, 887895), (1971, 822125), (3285, 493275), (3375, 480121), (5475, 295965), (6577, 246375), (9125, 177579), (9855, 164425), (16425, 98655), (19731, 82125), (27375, 59193), (32885, 49275)]