66959985

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{2609}}^1$

素因数の和:2705

約数の個数: 32

約数和(自身を含む): 112752000

約数和(自身を除く): 45792015

約数列:

[1, 3, 5, 15, 29, 59, 87, 145, 177, 295, 435, 885, 1711, 2609, 5133, 7827, 8555, 13045, 25665, 39135, 75661, 153931, 226983, 378305, 461793, 769655, 1134915, 2308965, 4463999, 13391997, 22319995, 66959985]

約数ペア:

[(1, 66959985), (3, 22319995), (5, 13391997), (15, 4463999), (29, 2308965), (59, 1134915), (87, 769655), (145, 461793), (177, 378305), (295, 226983), (435, 153931), (885, 75661), (1711, 39135), (2609, 25665), (5133, 13045), (7827, 8555)]