71749305

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{383}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 130830336

約数和(自身を除く): 59081031

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 181, 207, 345, 383, 543, 905, 1035, 1149, 1629, 1915, 2715, 3447, 4163, 5745, 8145, 8809, 12489, 17235, 20815, 26427, 37467, 44045, 62445, 69323, 79281, 132135, 187335, 207969, 346615, 396405, 623907, 1039845, 1594429, 3119535, 4783287, 7972145, 14349861, 23916435, 71749305]

約数ペア:

[(1, 71749305), (3, 23916435), (5, 14349861), (9, 7972145), (15, 4783287), (23, 3119535), (45, 1594429), (69, 1039845), (115, 623907), (181, 396405), (207, 346615), (345, 207969), (383, 187335), (543, 132135), (905, 79281), (1035, 69323), (1149, 62445), (1629, 44045), (1915, 37467), (2715, 26427), (3447, 20815), (4163, 17235), (5745, 12489), (8145, 8809)]