217449968

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{2797}}^1$

素因数の和:2961

約数の個数: 40

約数和(自身を含む): 435077808

約数和(自身を除く): 217627840

約数列:

[1, 2, 4, 8, 16, 43, 86, 113, 172, 226, 344, 452, 688, 904, 1808, 2797, 4859, 5594, 9718, 11188, 19436, 22376, 38872, 44752, 77744, 120271, 240542, 316061, 481084, 632122, 962168, 1264244, 1924336, 2528488, 5056976, 13590623, 27181246, 54362492, 108724984, 217449968]

約数ペア:

[(1, 217449968), (2, 108724984), (4, 54362492), (8, 27181246), (16, 13590623), (43, 5056976), (86, 2528488), (113, 1924336), (172, 1264244), (226, 962168), (344, 632122), (452, 481084), (688, 316061), (904, 240542), (1808, 120271), (2797, 77744), (4859, 44752), (5594, 38872), (9718, 22376), (11188, 19436)]