42856905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31397}}^1$

素因数の和:31425

約数の個数: 32

約数和(自身を含む): 84397824

約数和(自身を除く): 41540919

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 31397, 94191, 156985, 219779, 408161, 470955, 659337, 1098895, 1224483, 2040805, 2857127, 3296685, 6122415, 8571381, 14285635, 42856905]

約数ペア:

[(1, 42856905), (3, 14285635), (5, 8571381), (7, 6122415), (13, 3296685), (15, 2857127), (21, 2040805), (35, 1224483), (39, 1098895), (65, 659337), (91, 470955), (105, 408161), (195, 219779), (273, 156985), (455, 94191), (1365, 31397)]