87778197

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{2789}}^1$

素因数の和:3077

約数の個数: 24

約数和(自身を含む): 137100600

約数和(自身を除く): 49322403

約数列:

[1, 3, 9, 13, 39, 117, 269, 807, 2421, 2789, 3497, 8367, 10491, 25101, 31473, 36257, 108771, 326313, 750241, 2250723, 6752169, 9753133, 29259399, 87778197]

約数ペア:

[(1, 87778197), (3, 29259399), (9, 9753133), (13, 6752169), (39, 2250723), (117, 750241), (269, 326313), (807, 108771), (2421, 36257), (2789, 31473), (3497, 25101), (8367, 10491)]