17915678937

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{50923}}^1$

素因数の和:51070

約数の個数: 48

約数和(自身を含む): 29064974848

約数和(自身を除く): 11149295911

約数列:

[1, 3, 9, 13, 31, 39, 93, 97, 117, 279, 291, 403, 873, 1209, 1261, 3007, 3627, 3783, 9021, 11349, 27063, 39091, 50923, 117273, 152769, 351819, 458307, 661999, 1578613, 1985997, 4735839, 4939531, 5957991, 14207517, 14818593, 20521969, 44455779, 61565907, 64213903, 153125461, 184697721, 192641709, 459376383, 577925127, 1378129149, 1990630993, 5971892979, 17915678937]

約数ペア:

[(1, 17915678937), (3, 5971892979), (9, 1990630993), (13, 1378129149), (31, 577925127), (39, 459376383), (93, 192641709), (97, 184697721), (117, 153125461), (279, 64213903), (291, 61565907), (403, 44455779), (873, 20521969), (1209, 14818593), (1261, 14207517), (3007, 5957991), (3627, 4939531), (3783, 4735839), (9021, 1985997), (11349, 1578613), (27063, 661999), (39091, 458307), (50923, 351819), (117273, 152769)]