217544292

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{31973}}^1$

素因数の和:31999

約数の個数: 72

約数和(自身を含む): 651758016

約数和(自身を除く): 434213724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 31973, 63946, 95919, 127892, 191838, 223811, 287757, 383676, 447622, 575514, 671433, 863271, 895244, 1151028, 1342866, 1726542, 2014299, 2589813, 2685732, 3453084, 4028598, 5179626, 6042897, 7769439, 8057196, 10359252, 12085794, 15538878, 18128691, 24171588, 31077756, 36257382, 54386073, 72514764, 108772146, 217544292]

約数ペア:

[(1, 217544292), (2, 108772146), (3, 72514764), (4, 54386073), (6, 36257382), (7, 31077756), (9, 24171588), (12, 18128691), (14, 15538878), (18, 12085794), (21, 10359252), (27, 8057196), (28, 7769439), (36, 6042897), (42, 5179626), (54, 4028598), (63, 3453084), (81, 2685732), (84, 2589813), (108, 2014299), (126, 1726542), (162, 1342866), (189, 1151028), (243, 895244), (252, 863271), (324, 671433), (378, 575514), (486, 447622), (567, 383676), (756, 287757), (972, 223811), (1134, 191838), (1701, 127892), (2268, 95919), (3402, 63946), (6804, 31973)]