137109375

素因数分解:

$3^3\times 5^8\times {\mathrm{13}}^1$

素因数の和:62

約数の個数: 72

約数和(自身を含む): 273437360

約数和(自身を除く): 136327985

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 125, 135, 195, 225, 325, 351, 375, 585, 625, 675, 975, 1125, 1625, 1755, 1875, 2925, 3125, 3375, 4875, 5625, 8125, 8775, 9375, 14625, 15625, 16875, 24375, 28125, 40625, 43875, 46875, 73125, 78125, 84375, 121875, 140625, 203125, 219375, 234375, 365625, 390625, 421875, 609375, 703125, 1015625, 1096875, 1171875, 1828125, 2109375, 3046875, 3515625, 5078125, 5484375, 9140625, 10546875, 15234375, 27421875, 45703125, 137109375]

約数ペア:

[(1, 137109375), (3, 45703125), (5, 27421875), (9, 15234375), (13, 10546875), (15, 9140625), (25, 5484375), (27, 5078125), (39, 3515625), (45, 3046875), (65, 2109375), (75, 1828125), (117, 1171875), (125, 1096875), (135, 1015625), (195, 703125), (225, 609375), (325, 421875), (351, 390625), (375, 365625), (585, 234375), (625, 219375), (675, 203125), (975, 140625), (1125, 121875), (1625, 84375), (1755, 78125), (1875, 73125), (2925, 46875), (3125, 43875), (3375, 40625), (4875, 28125), (5625, 24375), (8125, 16875), (8775, 15625), (9375, 14625)]