169171875

素因数分解:

$3^3\times 5^6\times {\mathrm{401}}^1$

素因数の和:440

約数の個数: 56

約数和(自身を含む): 314058480

約数和(自身を除く): 144886605

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 401, 625, 675, 1125, 1203, 1875, 2005, 3125, 3375, 3609, 5625, 6015, 9375, 10025, 10827, 15625, 16875, 18045, 28125, 30075, 46875, 50125, 54135, 84375, 90225, 140625, 150375, 250625, 270675, 421875, 451125, 751875, 1253125, 1353375, 2255625, 3759375, 6265625, 6766875, 11278125, 18796875, 33834375, 56390625, 169171875]

約数ペア:

[(1, 169171875), (3, 56390625), (5, 33834375), (9, 18796875), (15, 11278125), (25, 6766875), (27, 6265625), (45, 3759375), (75, 2255625), (125, 1353375), (135, 1253125), (225, 751875), (375, 451125), (401, 421875), (625, 270675), (675, 250625), (1125, 150375), (1203, 140625), (1875, 90225), (2005, 84375), (3125, 54135), (3375, 50125), (3609, 46875), (5625, 30075), (6015, 28125), (9375, 18045), (10025, 16875), (10827, 15625)]