207723971

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1627}}^1$

素因数の和:1731

約数の個数: 32

約数和(自身を含む): 271315968

約数和(自身を除く): 63591997

約数列:

[1, 7, 13, 23, 61, 91, 161, 299, 427, 793, 1403, 1627, 2093, 5551, 9821, 11389, 18239, 21151, 37421, 99247, 127673, 148057, 261947, 486473, 694729, 1290211, 2282681, 3405311, 9031477, 15978767, 29674853, 207723971]

約数ペア:

[(1, 207723971), (7, 29674853), (13, 15978767), (23, 9031477), (61, 3405311), (91, 2282681), (161, 1290211), (299, 694729), (427, 486473), (793, 261947), (1403, 148057), (1627, 127673), (2093, 99247), (5551, 37421), (9821, 21151), (11389, 18239)]