13239195

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 21980160

約数和(自身を除く): 8740965

約数列:

[1, 3, 5, 15, 47, 89, 141, 211, 235, 267, 445, 633, 705, 1055, 1335, 3165, 4183, 9917, 12549, 18779, 20915, 29751, 49585, 56337, 62745, 93895, 148755, 281685, 882613, 2647839, 4413065, 13239195]

約数ペア:

[(1, 13239195), (3, 4413065), (5, 2647839), (15, 882613), (47, 281685), (89, 148755), (141, 93895), (211, 62745), (235, 56337), (267, 49585), (445, 29751), (633, 20915), (705, 18779), (1055, 12549), (1335, 9917), (3165, 4183)]