16440255

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 31056480

約数和(自身を除く): 14616225

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 157, 179, 195, 471, 537, 585, 785, 895, 1413, 1611, 2041, 2327, 2355, 2685, 6123, 6981, 7065, 8055, 10205, 11635, 18369, 20943, 28103, 30615, 34905, 84309, 91845, 104715, 140515, 252927, 365339, 421545, 1096017, 1264635, 1826695, 3288051, 5480085, 16440255]

約数ペア:

[(1, 16440255), (3, 5480085), (5, 3288051), (9, 1826695), (13, 1264635), (15, 1096017), (39, 421545), (45, 365339), (65, 252927), (117, 140515), (157, 104715), (179, 91845), (195, 84309), (471, 34905), (537, 30615), (585, 28103), (785, 20943), (895, 18369), (1413, 11635), (1611, 10205), (2041, 8055), (2327, 7065), (2355, 6981), (2685, 6123)]