279647536

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{12547}}^1$

素因数の和:12761

約数の個数: 40

約数和(自身を含む): 622380800

約数和(自身を除く): 342733264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 796, 1393, 1592, 2786, 3184, 5572, 11144, 12547, 22288, 25094, 50188, 87829, 100376, 175658, 200752, 351316, 702632, 1405264, 2496853, 4993706, 9987412, 17477971, 19974824, 34955942, 39949648, 69911884, 139823768, 279647536]

約数ペア:

[(1, 279647536), (2, 139823768), (4, 69911884), (7, 39949648), (8, 34955942), (14, 19974824), (16, 17477971), (28, 9987412), (56, 4993706), (112, 2496853), (199, 1405264), (398, 702632), (796, 351316), (1393, 200752), (1592, 175658), (2786, 100376), (3184, 87829), (5572, 50188), (11144, 25094), (12547, 22288)]