289648044

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7321}}^1$

素因数の和:7495

約数の個数: 72

約数和(自身を含む): 842205728

約数和(自身を除く): 552557684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1413, 1884, 2198, 2826, 3297, 4396, 5652, 6594, 7321, 9891, 13188, 14642, 19782, 21963, 29284, 39564, 43926, 51247, 65889, 87852, 102494, 131778, 153741, 204988, 263556, 307482, 461223, 614964, 922446, 1149397, 1844892, 2298794, 3448191, 4597588, 6896382, 8045779, 10344573, 13792764, 16091558, 20689146, 24137337, 32183116, 41378292, 48274674, 72412011, 96549348, 144824022, 289648044]

約数ペア:

[(1, 289648044), (2, 144824022), (3, 96549348), (4, 72412011), (6, 48274674), (7, 41378292), (9, 32183116), (12, 24137337), (14, 20689146), (18, 16091558), (21, 13792764), (28, 10344573), (36, 8045779), (42, 6896382), (63, 4597588), (84, 3448191), (126, 2298794), (157, 1844892), (252, 1149397), (314, 922446), (471, 614964), (628, 461223), (942, 307482), (1099, 263556), (1413, 204988), (1884, 153741), (2198, 131778), (2826, 102494), (3297, 87852), (4396, 65889), (5652, 51247), (6594, 43926), (7321, 39564), (9891, 29284), (13188, 21963), (14642, 19782)]