71843145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1774

約数の個数: 48

約数和(自身を含む): 131918976

約数和(自身を除く): 60075831

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 121, 165, 253, 345, 363, 605, 759, 1265, 1721, 1815, 2783, 3795, 5163, 8349, 8605, 13915, 18931, 25815, 39583, 41745, 56793, 94655, 118749, 197915, 208241, 283965, 435413, 593745, 624723, 1041205, 1306239, 2177065, 3123615, 4789543, 6531195, 14368629, 23947715, 71843145]

約数ペア:

[(1, 71843145), (3, 23947715), (5, 14368629), (11, 6531195), (15, 4789543), (23, 3123615), (33, 2177065), (55, 1306239), (69, 1041205), (115, 624723), (121, 593745), (165, 435413), (253, 283965), (345, 208241), (363, 197915), (605, 118749), (759, 94655), (1265, 56793), (1721, 41745), (1815, 39583), (2783, 25815), (3795, 18931), (5163, 13915), (8349, 8605)]