72178605

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{34127}}^1$

素因数の和:34185

約数の個数: 24

約数和(自身を含む): 127775232

約数和(自身を除く): 55596627

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 34127, 102381, 170635, 307143, 511905, 1535715, 1603969, 4811907, 8019845, 14435721, 24059535, 72178605]

約数ペア:

[(1, 72178605), (3, 24059535), (5, 14435721), (9, 8019845), (15, 4811907), (45, 1603969), (47, 1535715), (141, 511905), (235, 307143), (423, 170635), (705, 102381), (2115, 34127)]