7990248

素因数分解:

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

素因数の和:454

約数の個数: 64

約数和(自身を含む): 23040000

約数和(自身を除く): 15049752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 199, 239, 398, 478, 597, 717, 796, 956, 1194, 1393, 1434, 1592, 1673, 1912, 2388, 2786, 2868, 3346, 4179, 4776, 5019, 5572, 5736, 6692, 8358, 10038, 11144, 13384, 16716, 20076, 33432, 40152, 47561, 95122, 142683, 190244, 285366, 332927, 380488, 570732, 665854, 998781, 1141464, 1331708, 1997562, 2663416, 3995124, 7990248]

約数ペア:

[(1, 7990248), (2, 3995124), (3, 2663416), (4, 1997562), (6, 1331708), (7, 1141464), (8, 998781), (12, 665854), (14, 570732), (21, 380488), (24, 332927), (28, 285366), (42, 190244), (56, 142683), (84, 95122), (168, 47561), (199, 40152), (239, 33432), (398, 20076), (478, 16716), (597, 13384), (717, 11144), (796, 10038), (956, 8358), (1194, 6692), (1393, 5736), (1434, 5572), (1592, 5019), (1673, 4776), (1912, 4179), (2388, 3346), (2786, 2868)]