55550859

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 95185440

約数和(自身を除く): 39634581

約数列:

[1, 3, 7, 13, 21, 39, 41, 49, 91, 123, 147, 273, 287, 533, 637, 709, 861, 1599, 1911, 2009, 2127, 3731, 4963, 6027, 9217, 11193, 14889, 26117, 27651, 29069, 34741, 64519, 78351, 87207, 104223, 193557, 203483, 377897, 451633, 610449, 1133691, 1354899, 1424381, 2645279, 4273143, 7935837, 18516953, 55550859]

約数ペア:

[(1, 55550859), (3, 18516953), (7, 7935837), (13, 4273143), (21, 2645279), (39, 1424381), (41, 1354899), (49, 1133691), (91, 610449), (123, 451633), (147, 377897), (273, 203483), (287, 193557), (533, 104223), (637, 87207), (709, 78351), (861, 64519), (1599, 34741), (1911, 29069), (2009, 27651), (2127, 26117), (3731, 14889), (4963, 11193), (6027, 9217)]