2541748237

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 3188808000

約数和(自身を除く): 647059763

約数列:

[1, 7, 19, 49, 73, 133, 149, 251, 511, 931, 1043, 1387, 1757, 2831, 3577, 4769, 7301, 9709, 10877, 12299, 18323, 19817, 33383, 37399, 67963, 76139, 128261, 138719, 206663, 233681, 261793, 348137, 532973, 710581, 897827, 1446641, 1832551, 2436959, 2730127, 4974067, 10126487, 17058713, 19110889, 34818469, 51872413, 133776223, 363106891, 2541748237]

約数ペア:

[(1, 2541748237), (7, 363106891), (19, 133776223), (49, 51872413), (73, 34818469), (133, 19110889), (149, 17058713), (251, 10126487), (511, 4974067), (931, 2730127), (1043, 2436959), (1387, 1832551), (1757, 1446641), (2831, 897827), (3577, 710581), (4769, 532973), (7301, 348137), (9709, 261793), (10877, 233681), (12299, 206663), (18323, 138719), (19817, 128261), (33383, 76139), (37399, 67963)]