18335025

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1181}}^1$

素因数の和:1223

約数の個数: 48

約数和(自身を含む): 35176320

約数和(自身を除く): 16841295

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 135, 207, 225, 345, 575, 621, 675, 1035, 1181, 1725, 3105, 3543, 5175, 5905, 10629, 15525, 17715, 27163, 29525, 31887, 53145, 81489, 88575, 135815, 159435, 244467, 265725, 407445, 679075, 733401, 797175, 1222335, 2037225, 3667005, 6111675, 18335025]

約数ペア:

[(1, 18335025), (3, 6111675), (5, 3667005), (9, 2037225), (15, 1222335), (23, 797175), (25, 733401), (27, 679075), (45, 407445), (69, 265725), (75, 244467), (115, 159435), (135, 135815), (207, 88575), (225, 81489), (345, 53145), (575, 31887), (621, 29525), (675, 27163), (1035, 17715), (1181, 15525), (1725, 10629), (3105, 5905), (3543, 5175)]