11109375

素因数分解:

$3^2\times 5^6\times {\mathrm{79}}^1$

素因数の和:115

約数の個数: 42

約数和(自身を含む): 20312240

約数和(自身を除く): 9202865

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 125, 225, 237, 375, 395, 625, 711, 1125, 1185, 1875, 1975, 3125, 3555, 5625, 5925, 9375, 9875, 15625, 17775, 28125, 29625, 46875, 49375, 88875, 140625, 148125, 246875, 444375, 740625, 1234375, 2221875, 3703125, 11109375]

約数ペア:

[(1, 11109375), (3, 3703125), (5, 2221875), (9, 1234375), (15, 740625), (25, 444375), (45, 246875), (75, 148125), (79, 140625), (125, 88875), (225, 49375), (237, 46875), (375, 29625), (395, 28125), (625, 17775), (711, 15625), (1125, 9875), (1185, 9375), (1875, 5925), (1975, 5625), (3125, 3555)]