388448

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:270

約数の個数: 24

約数和(自身を含む): 781200

約数和(自身を除く): 392752

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 199, 244, 398, 488, 796, 976, 1592, 1952, 3184, 6368, 12139, 24278, 48556, 97112, 194224, 388448]

約数ペア:

[(1, 388448), (2, 194224), (4, 97112), (8, 48556), (16, 24278), (32, 12139), (61, 6368), (122, 3184), (199, 1952), (244, 1592), (398, 976), (488, 796)]