16516675

素因数分解:

$5^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 36

約数和(自身を含む): 24243240

約数和(自身を除く): 7726565

約数列:

[1, 5, 7, 25, 35, 49, 97, 139, 175, 245, 485, 679, 695, 973, 1225, 2425, 3395, 3475, 4753, 4865, 6811, 13483, 16975, 23765, 24325, 34055, 67415, 94381, 118825, 170275, 337075, 471905, 660667, 2359525, 3303335, 16516675]

約数ペア:

[(1, 16516675), (5, 3303335), (7, 2359525), (25, 660667), (35, 471905), (49, 337075), (97, 170275), (139, 118825), (175, 94381), (245, 67415), (485, 34055), (679, 24325), (695, 23765), (973, 16975), (1225, 13483), (2425, 6811), (3395, 4865), (3475, 4753)]