78453011

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 106251264

約数和(自身を除く): 27798253

約数列:

[1, 7, 13, 17, 47, 83, 91, 119, 169, 221, 329, 581, 611, 799, 1079, 1183, 1411, 1547, 2873, 3901, 4277, 5593, 7553, 7943, 9877, 10387, 14027, 18343, 20111, 27307, 50713, 55601, 66317, 72709, 98189, 128401, 135031, 238459, 354991, 464219, 659269, 862121, 945217, 1669213, 4614883, 6034847, 11207573, 78453011]

約数ペア:

[(1, 78453011), (7, 11207573), (13, 6034847), (17, 4614883), (47, 1669213), (83, 945217), (91, 862121), (119, 659269), (169, 464219), (221, 354991), (329, 238459), (581, 135031), (611, 128401), (799, 98189), (1079, 72709), (1183, 66317), (1411, 55601), (1547, 50713), (2873, 27307), (3901, 20111), (4277, 18343), (5593, 14027), (7553, 10387), (7943, 9877)]