13943025

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2046

約数の個数: 36

約数和(自身を含む): 25792000

約数和(自身を除く): 11848975

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 1999, 2325, 5997, 6975, 9995, 17991, 29985, 49975, 61969, 89955, 149925, 185907, 309845, 449775, 557721, 929535, 1549225, 2788605, 4647675, 13943025]

約数ペア:

[(1, 13943025), (3, 4647675), (5, 2788605), (9, 1549225), (15, 929535), (25, 557721), (31, 449775), (45, 309845), (75, 185907), (93, 149925), (155, 89955), (225, 61969), (279, 49975), (465, 29985), (775, 17991), (1395, 9995), (1999, 6975), (2325, 5997)]