51053985

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 91653120

約数和(自身を除く): 40599135

約数列:

[1, 3, 5, 9, 15, 45, 47, 101, 141, 235, 239, 303, 423, 505, 705, 717, 909, 1195, 1515, 2115, 2151, 3585, 4545, 4747, 10755, 11233, 14241, 23735, 24139, 33699, 42723, 56165, 71205, 72417, 101097, 120695, 168495, 213615, 217251, 362085, 505485, 1086255, 1134533, 3403599, 5672665, 10210797, 17017995, 51053985]

約数ペア:

[(1, 51053985), (3, 17017995), (5, 10210797), (9, 5672665), (15, 3403599), (45, 1134533), (47, 1086255), (101, 505485), (141, 362085), (235, 217251), (239, 213615), (303, 168495), (423, 120695), (505, 101097), (705, 72417), (717, 71205), (909, 56165), (1195, 42723), (1515, 33699), (2115, 24139), (2151, 23735), (3585, 14241), (4545, 11233), (4747, 10755)]