80519391

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 118085760

約数和(自身を除く): 37566369

約数列:

[1, 3, 9, 151, 179, 331, 453, 537, 993, 1359, 1611, 2979, 27029, 49981, 59249, 81087, 149943, 177747, 243261, 449829, 533241, 8946599, 26839797, 80519391]

約数ペア:

[(1, 80519391), (3, 26839797), (9, 8946599), (151, 533241), (179, 449829), (331, 243261), (453, 177747), (537, 149943), (993, 81087), (1359, 59249), (1611, 49981), (2979, 27029)]