217268532

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2957}}^1$

素因数の和:3137

約数の個数: 72

約数和(自身を含む): 595421736

約数和(自身を除く): 378153204

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 157, 234, 314, 468, 471, 628, 942, 1413, 1884, 2041, 2826, 2957, 4082, 5652, 5914, 6123, 8164, 8871, 11828, 12246, 17742, 18369, 24492, 26613, 35484, 36738, 38441, 53226, 73476, 76882, 106452, 115323, 153764, 230646, 345969, 461292, 464249, 691938, 928498, 1383876, 1392747, 1856996, 2785494, 4178241, 5570988, 6035237, 8356482, 12070474, 16712964, 18105711, 24140948, 36211422, 54317133, 72422844, 108634266, 217268532]

約数ペア:

[(1, 217268532), (2, 108634266), (3, 72422844), (4, 54317133), (6, 36211422), (9, 24140948), (12, 18105711), (13, 16712964), (18, 12070474), (26, 8356482), (36, 6035237), (39, 5570988), (52, 4178241), (78, 2785494), (117, 1856996), (156, 1392747), (157, 1383876), (234, 928498), (314, 691938), (468, 464249), (471, 461292), (628, 345969), (942, 230646), (1413, 153764), (1884, 115323), (2041, 106452), (2826, 76882), (2957, 73476), (4082, 53226), (5652, 38441), (5914, 36738), (6123, 35484), (8164, 26613), (8871, 24492), (11828, 18369), (12246, 17742)]