71215605

素因数分解:

$3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1741}}^1$

素因数の和:1859

約数の個数: 40

約数和(自身を含む): 128998584

約数和(自身を除く): 57782979

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 101, 135, 303, 405, 505, 909, 1515, 1741, 2727, 4545, 5223, 8181, 8705, 13635, 15669, 26115, 40905, 47007, 78345, 141021, 175841, 235035, 527523, 705105, 879205, 1582569, 2637615, 4747707, 7912845, 14243121, 23738535, 71215605]

約数ペア:

[(1, 71215605), (3, 23738535), (5, 14243121), (9, 7912845), (15, 4747707), (27, 2637615), (45, 1582569), (81, 879205), (101, 705105), (135, 527523), (303, 235035), (405, 175841), (505, 141021), (909, 78345), (1515, 47007), (1741, 40905), (2727, 26115), (4545, 15669), (5223, 13635), (8181, 8705)]