53965616

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{997}}^1$

素因数の和:1221

約数の個数: 40

約数和(自身を含む): 111376800

約数和(自身を除く): 57411184

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 199, 272, 398, 796, 997, 1592, 1994, 3184, 3383, 3988, 6766, 7976, 13532, 15952, 16949, 27064, 33898, 54128, 67796, 135592, 198403, 271184, 396806, 793612, 1587224, 3174448, 3372851, 6745702, 13491404, 26982808, 53965616]

約数ペア:

[(1, 53965616), (2, 26982808), (4, 13491404), (8, 6745702), (16, 3372851), (17, 3174448), (34, 1587224), (68, 793612), (136, 396806), (199, 271184), (272, 198403), (398, 135592), (796, 67796), (997, 54128), (1592, 33898), (1994, 27064), (3184, 16949), (3383, 15952), (3988, 13532), (6766, 7976)]