2755125

素因数分解:

$3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 5191680

約数和(自身を除く): 2436555

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 79, 93, 125, 155, 225, 237, 279, 375, 395, 465, 711, 775, 1125, 1185, 1395, 1975, 2325, 2449, 3555, 3875, 5925, 6975, 7347, 9875, 11625, 12245, 17775, 22041, 29625, 34875, 36735, 61225, 88875, 110205, 183675, 306125, 551025, 918375, 2755125]

約数ペア:

[(1, 2755125), (3, 918375), (5, 551025), (9, 306125), (15, 183675), (25, 110205), (31, 88875), (45, 61225), (75, 36735), (79, 34875), (93, 29625), (125, 22041), (155, 17775), (225, 12245), (237, 11625), (279, 9875), (375, 7347), (395, 6975), (465, 5925), (711, 3875), (775, 3555), (1125, 2449), (1185, 2325), (1395, 1975)]