17966879973

素因数分解:

$3^4\times 7^1\times {\mathrm{307}}^1\times {\mathrm{103217}}^1$

素因数の和:103543

約数の個数: 40

約数和(自身を含む): 30773827392

約数和(自身を除く): 12806947419

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 307, 567, 921, 2149, 2763, 6447, 8289, 19341, 24867, 58023, 103217, 174069, 309651, 722519, 928953, 2167557, 2786859, 6502671, 8360577, 19508013, 31687619, 58524039, 95062857, 221813333, 285188571, 665439999, 855565713, 1996319997, 2566697139, 5988959991, 17966879973]

約数ペア:

[(1, 17966879973), (3, 5988959991), (7, 2566697139), (9, 1996319997), (21, 855565713), (27, 665439999), (63, 285188571), (81, 221813333), (189, 95062857), (307, 58524039), (567, 31687619), (921, 19508013), (2149, 8360577), (2763, 6502671), (6447, 2786859), (8289, 2167557), (19341, 928953), (24867, 722519), (58023, 309651), (103217, 174069)]