74987997

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{2087}}^1$

素因数の和:2185

約数の個数: 32

約数和(自身を含む): 120268800

約数和(自身を除く): 45280803

約数列:

[1, 3, 7, 21, 29, 59, 87, 177, 203, 413, 609, 1239, 1711, 2087, 5133, 6261, 11977, 14609, 35931, 43827, 60523, 123133, 181569, 369399, 423661, 861931, 1270983, 2585793, 3570857, 10712571, 24995999, 74987997]

約数ペア:

[(1, 74987997), (3, 24995999), (7, 10712571), (21, 3570857), (29, 2585793), (59, 1270983), (87, 861931), (177, 423661), (203, 369399), (413, 181569), (609, 123133), (1239, 60523), (1711, 43827), (2087, 35931), (5133, 14609), (6261, 11977)]