78487988

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{199}}^1\times {\mathrm{653}}^1$

素因数の和:1007

約数の個数: 24

約数和(自身を含む): 139171200

約数和(自身を除く): 60683212

約数列:

[1, 2, 4, 151, 199, 302, 398, 604, 653, 796, 1306, 2612, 30049, 60098, 98603, 120196, 129947, 197206, 259894, 394412, 519788, 19621997, 39243994, 78487988]

約数ペア:

[(1, 78487988), (2, 39243994), (4, 19621997), (151, 519788), (199, 394412), (302, 259894), (398, 197206), (604, 129947), (653, 120196), (796, 98603), (1306, 60098), (2612, 30049)]