218723625

素因数分解:

$3^3\times 5^3\times {\mathrm{229}}^1\times {\mathrm{283}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 407596800

約数和(自身を除く): 188873175

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 229, 283, 375, 675, 687, 849, 1125, 1145, 1415, 2061, 2547, 3375, 3435, 4245, 5725, 6183, 7075, 7641, 10305, 12735, 17175, 21225, 28625, 30915, 35375, 38205, 51525, 63675, 64807, 85875, 106125, 154575, 191025, 194421, 257625, 318375, 324035, 583263, 772875, 955125, 972105, 1620175, 1749789, 2916315, 4860525, 8100875, 8748945, 14581575, 24302625, 43744725, 72907875, 218723625]

約数ペア:

[(1, 218723625), (3, 72907875), (5, 43744725), (9, 24302625), (15, 14581575), (25, 8748945), (27, 8100875), (45, 4860525), (75, 2916315), (125, 1749789), (135, 1620175), (225, 972105), (229, 955125), (283, 772875), (375, 583263), (675, 324035), (687, 318375), (849, 257625), (1125, 194421), (1145, 191025), (1415, 154575), (2061, 106125), (2547, 85875), (3375, 64807), (3435, 63675), (4245, 51525), (5725, 38205), (6183, 35375), (7075, 30915), (7641, 28625), (10305, 21225), (12735, 17175)]