71578101

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2557}}^1$

素因数の和:2641

約数の個数: 32

約数和(自身を含む): 115253248

約数和(自身を除く): 43675147

約数列:

[1, 3, 7, 21, 31, 43, 93, 129, 217, 301, 651, 903, 1333, 2557, 3999, 7671, 9331, 17899, 27993, 53697, 79267, 109951, 237801, 329853, 554869, 769657, 1664607, 2308971, 3408481, 10225443, 23859367, 71578101]

約数ペア:

[(1, 71578101), (3, 23859367), (7, 10225443), (21, 3408481), (31, 2308971), (43, 1664607), (93, 769657), (129, 554869), (217, 329853), (301, 237801), (651, 109951), (903, 79267), (1333, 53697), (2557, 27993), (3999, 17899), (7671, 9331)]