508712456

素因数分解:

$2^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 1105920000

約数和(自身を除く): 597207544

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 191, 199, 239, 382, 398, 478, 764, 796, 956, 1337, 1393, 1528, 1592, 1673, 1912, 2674, 2786, 3346, 5348, 5572, 6692, 10696, 11144, 13384, 38009, 45649, 47561, 76018, 91298, 95122, 152036, 182596, 190244, 266063, 304072, 319543, 332927, 365192, 380488, 532126, 639086, 665854, 1064252, 1278172, 1331708, 2128504, 2556344, 2663416, 9084151, 18168302, 36336604, 63589057, 72673208, 127178114, 254356228, 508712456]

約数ペア:

[(1, 508712456), (2, 254356228), (4, 127178114), (7, 72673208), (8, 63589057), (14, 36336604), (28, 18168302), (56, 9084151), (191, 2663416), (199, 2556344), (239, 2128504), (382, 1331708), (398, 1278172), (478, 1064252), (764, 665854), (796, 639086), (956, 532126), (1337, 380488), (1393, 365192), (1528, 332927), (1592, 319543), (1673, 304072), (1912, 266063), (2674, 190244), (2786, 182596), (3346, 152036), (5348, 95122), (5572, 91298), (6692, 76018), (10696, 47561), (11144, 45649), (13384, 38009)]