12738645

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 23811840

約数和(自身を除く): 11073195

約数列:

[1, 3, 5, 9, 15, 19, 45, 47, 57, 95, 141, 171, 235, 285, 317, 423, 705, 855, 893, 951, 1585, 2115, 2679, 2853, 4465, 4755, 6023, 8037, 13395, 14265, 14899, 18069, 30115, 40185, 44697, 54207, 74495, 90345, 134091, 223485, 271035, 283081, 670455, 849243, 1415405, 2547729, 4246215, 12738645]

約数ペア:

[(1, 12738645), (3, 4246215), (5, 2547729), (9, 1415405), (15, 849243), (19, 670455), (45, 283081), (47, 271035), (57, 223485), (95, 134091), (141, 90345), (171, 74495), (235, 54207), (285, 44697), (317, 40185), (423, 30115), (705, 18069), (855, 14899), (893, 14265), (951, 13395), (1585, 8037), (2115, 6023), (2679, 4755), (2853, 4465)]