15245901

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:335

約数の個数: 40

約数和(自身を含む): 25299648

約数和(自身を除く): 10053747

約数列:

[1, 3, 9, 11, 27, 33, 71, 81, 99, 213, 241, 297, 639, 723, 781, 891, 1917, 2169, 2343, 2651, 5751, 6507, 7029, 7953, 17111, 19521, 21087, 23859, 51333, 63261, 71577, 153999, 188221, 214731, 461997, 564663, 1385991, 1693989, 5081967, 15245901]

約数ペア:

[(1, 15245901), (3, 5081967), (9, 1693989), (11, 1385991), (27, 564663), (33, 461997), (71, 214731), (81, 188221), (99, 153999), (213, 71577), (241, 63261), (297, 51333), (639, 23859), (723, 21087), (781, 19521), (891, 17111), (1917, 7953), (2169, 7029), (2343, 6507), (2651, 5751)]