2903940639

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{4591}}^1$

素因数の和:4762

約数の個数: 48

約数和(自身を含む): 4613306880

約数和(自身を除く): 1709366241

約数列:

[1, 3, 9, 19, 27, 57, 81, 137, 171, 243, 411, 513, 1233, 1539, 2603, 3699, 4591, 4617, 7809, 11097, 13773, 23427, 33291, 41319, 70281, 87229, 123957, 210843, 261687, 371871, 628967, 632529, 785061, 1115613, 1886901, 2355183, 5660703, 7065549, 11950373, 16982109, 21196647, 35851119, 50946327, 107553357, 152838981, 322660071, 967980213, 2903940639]

約数ペア:

[(1, 2903940639), (3, 967980213), (9, 322660071), (19, 152838981), (27, 107553357), (57, 50946327), (81, 35851119), (137, 21196647), (171, 16982109), (243, 11950373), (411, 7065549), (513, 5660703), (1233, 2355183), (1539, 1886901), (2603, 1115613), (3699, 785061), (4591, 632529), (4617, 628967), (7809, 371871), (11097, 261687), (13773, 210843), (23427, 123957), (33291, 87229), (41319, 70281)]