84378375

素因数分解:

$3^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1134

約数の個数: 64

約数和(自身を含む): 162938880

約数和(自身を除く): 78560505

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 125, 135, 207, 225, 345, 375, 575, 621, 675, 1035, 1087, 1125, 1725, 2875, 3105, 3261, 3375, 5175, 5435, 8625, 9783, 15525, 16305, 25001, 25875, 27175, 29349, 48915, 75003, 77625, 81525, 125005, 135875, 146745, 225009, 244575, 375015, 407625, 625025, 675027, 733725, 1125045, 1222875, 1875075, 3125125, 3375135, 3668625, 5625225, 9375375, 16875675, 28126125, 84378375]

約数ペア:

[(1, 84378375), (3, 28126125), (5, 16875675), (9, 9375375), (15, 5625225), (23, 3668625), (25, 3375135), (27, 3125125), (45, 1875075), (69, 1222875), (75, 1125045), (115, 733725), (125, 675027), (135, 625025), (207, 407625), (225, 375015), (345, 244575), (375, 225009), (575, 146745), (621, 135875), (675, 125005), (1035, 81525), (1087, 77625), (1125, 75003), (1725, 48915), (2875, 29349), (3105, 27175), (3261, 25875), (3375, 25001), (5175, 16305), (5435, 15525), (8625, 9783)]