12852855

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 23362560

約数和(自身を除く): 10509705

約数列:

[1, 3, 5, 9, 15, 45, 47, 59, 103, 141, 177, 235, 295, 309, 423, 515, 531, 705, 885, 927, 1545, 2115, 2655, 2773, 4635, 4841, 6077, 8319, 13865, 14523, 18231, 24205, 24957, 30385, 41595, 43569, 54693, 72615, 91155, 124785, 217845, 273465, 285619, 856857, 1428095, 2570571, 4284285, 12852855]

約数ペア:

[(1, 12852855), (3, 4284285), (5, 2570571), (9, 1428095), (15, 856857), (45, 285619), (47, 273465), (59, 217845), (103, 124785), (141, 91155), (177, 72615), (235, 54693), (295, 43569), (309, 41595), (423, 30385), (515, 24957), (531, 24205), (705, 18231), (885, 14523), (927, 13865), (1545, 8319), (2115, 6077), (2655, 4841), (2773, 4635)]