1211963067

素因数分解:

$3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1$

素因数の和:670

約数の個数: 80

約数和(自身を含む): 2138490112

約数和(自身を除く): 926527045

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 67, 81, 183, 189, 201, 427, 469, 523, 549, 567, 603, 1281, 1407, 1569, 1647, 1809, 3661, 3843, 4087, 4221, 4707, 4941, 5427, 10983, 11529, 12261, 12663, 14121, 28609, 31903, 32949, 34587, 35041, 36783, 37989, 42363, 85827, 95709, 98847, 105123, 110349, 223321, 245287, 257481, 287127, 296541, 315369, 331047, 669963, 735861, 772443, 861381, 946107, 2009889, 2137501, 2207583, 2317329, 2584143, 2838321, 6029667, 6412503, 6622749, 14962507, 18089001, 19237509, 19868247, 44887521, 57712527, 134662563, 173137581, 403987689, 1211963067]

約数ペア:

[(1, 1211963067), (3, 403987689), (7, 173137581), (9, 134662563), (21, 57712527), (27, 44887521), (61, 19868247), (63, 19237509), (67, 18089001), (81, 14962507), (183, 6622749), (189, 6412503), (201, 6029667), (427, 2838321), (469, 2584143), (523, 2317329), (549, 2207583), (567, 2137501), (603, 2009889), (1281, 946107), (1407, 861381), (1569, 772443), (1647, 735861), (1809, 669963), (3661, 331047), (3843, 315369), (4087, 296541), (4221, 287127), (4707, 257481), (4941, 245287), (5427, 223321), (10983, 110349), (11529, 105123), (12261, 98847), (12663, 95709), (14121, 85827), (28609, 42363), (31903, 37989), (32949, 36783), (34587, 35041)]