549931816

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 1277337600

約数和(自身を除く): 727405784

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 43, 53, 56, 62, 86, 106, 124, 139, 172, 212, 217, 248, 278, 301, 344, 371, 424, 434, 556, 602, 742, 868, 973, 1112, 1204, 1333, 1484, 1643, 1736, 1946, 2279, 2408, 2666, 2968, 3286, 3892, 4309, 4558, 5332, 5977, 6572, 7367, 7784, 8618, 9116, 9331, 10664, 11501, 11954, 13144, 14734, 15953, 17236, 18232, 18662, 23002, 23908, 29468, 30163, 31906, 34472, 37324, 41839, 46004, 47816, 51569, 58936, 60326, 63812, 70649, 74648, 83678, 92008, 103138, 120652, 127624, 141298, 167356, 185287, 206276, 228377, 241304, 282596, 316781, 334712, 370574, 412552, 456754, 494543, 565192, 633562, 741148, 913508, 989086, 1267124, 1297009, 1482296, 1598639, 1827016, 1978172, 2217467, 2534248, 2594018, 3197278, 3956344, 4434934, 5188036, 6394556, 8869868, 9820211, 10376072, 12789112, 17739736, 19640422, 39280844, 68741477, 78561688, 137482954, 274965908, 549931816]

約数ペア:

[(1, 549931816), (2, 274965908), (4, 137482954), (7, 78561688), (8, 68741477), (14, 39280844), (28, 19640422), (31, 17739736), (43, 12789112), (53, 10376072), (56, 9820211), (62, 8869868), (86, 6394556), (106, 5188036), (124, 4434934), (139, 3956344), (172, 3197278), (212, 2594018), (217, 2534248), (248, 2217467), (278, 1978172), (301, 1827016), (344, 1598639), (371, 1482296), (424, 1297009), (434, 1267124), (556, 989086), (602, 913508), (742, 741148), (868, 633562), (973, 565192), (1112, 494543), (1204, 456754), (1333, 412552), (1484, 370574), (1643, 334712), (1736, 316781), (1946, 282596), (2279, 241304), (2408, 228377), (2666, 206276), (2968, 185287), (3286, 167356), (3892, 141298), (4309, 127624), (4558, 120652), (5332, 103138), (5977, 92008), (6572, 83678), (7367, 74648), (7784, 70649), (8618, 63812), (9116, 60326), (9331, 58936), (10664, 51569), (11501, 47816), (11954, 46004), (13144, 41839), (14734, 37324), (15953, 34472), (17236, 31906), (18232, 30163), (18662, 29468), (23002, 23908)]