217076770183

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{821}}^1$

素因数の和:1102

約数の個数: 80

約数和(自身を含む): 280821806496

約数和(自身を除く): 63745036313

約数列:

[1, 7, 13, 43, 49, 91, 197, 301, 343, 559, 637, 821, 1379, 2107, 2401, 2561, 3913, 4459, 5747, 8471, 9653, 10673, 14749, 17927, 27391, 31213, 35303, 40229, 59297, 67571, 74711, 103243, 110123, 125489, 161737, 191737, 247121, 281603, 415079, 458939, 472997, 522977, 770861, 878423, 1132159, 1342159, 1729847, 1971221, 2102581, 2905553, 3212573, 3660839, 5396027, 6148961, 6954691, 7925113, 12108929, 14718067, 20338871, 22488011, 25625873, 37772189, 48682837, 55475791, 84762503, 90410983, 103026469, 157416077, 264405323, 340779859, 388330537, 632876881, 721185283, 1101912539, 2385459013, 4430138167, 5048296981, 16698213091, 31010967169, 217076770183]

約数ペア:

[(1, 217076770183), (7, 31010967169), (13, 16698213091), (43, 5048296981), (49, 4430138167), (91, 2385459013), (197, 1101912539), (301, 721185283), (343, 632876881), (559, 388330537), (637, 340779859), (821, 264405323), (1379, 157416077), (2107, 103026469), (2401, 90410983), (2561, 84762503), (3913, 55475791), (4459, 48682837), (5747, 37772189), (8471, 25625873), (9653, 22488011), (10673, 20338871), (14749, 14718067), (17927, 12108929), (27391, 7925113), (31213, 6954691), (35303, 6148961), (40229, 5396027), (59297, 3660839), (67571, 3212573), (74711, 2905553), (103243, 2102581), (110123, 1971221), (125489, 1729847), (161737, 1342159), (191737, 1132159), (247121, 878423), (281603, 770861), (415079, 522977), (458939, 472997)]