179972145

素因数分解:

$3^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{2549}}^1$

素因数の和:3086

約数の個数: 32

約数和(自身を含む): 320688000

約数和(自身を除く): 140715855

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 523, 1569, 2549, 2615, 4707, 7647, 7845, 12745, 14121, 22941, 23535, 38235, 68823, 70605, 114705, 344115, 1333127, 3999381, 6665635, 11998143, 19996905, 35994429, 59990715, 179972145]

約数ペア:

[(1, 179972145), (3, 59990715), (5, 35994429), (9, 19996905), (15, 11998143), (27, 6665635), (45, 3999381), (135, 1333127), (523, 344115), (1569, 114705), (2549, 70605), (2615, 68823), (4707, 38235), (7647, 23535), (7845, 22941), (12745, 14121)]