64730139

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 92897280

約数和(自身を除く): 28167141

約数列:

[1, 3, 31, 47, 59, 93, 141, 177, 251, 753, 1457, 1829, 2773, 4371, 5487, 7781, 8319, 11797, 14809, 23343, 35391, 44427, 85963, 257889, 365707, 459079, 696023, 1097121, 1377237, 2088069, 21576713, 64730139]

約数ペア:

[(1, 64730139), (3, 21576713), (31, 2088069), (47, 1377237), (59, 1097121), (93, 696023), (141, 459079), (177, 365707), (251, 257889), (753, 85963), (1457, 44427), (1829, 35391), (2773, 23343), (4371, 14809), (5487, 11797), (7781, 8319)]