17255556

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 45549504

約数和(自身を除く): 28293948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 71, 86, 129, 142, 157, 172, 213, 258, 284, 314, 387, 426, 471, 516, 628, 639, 774, 852, 942, 1278, 1413, 1548, 1884, 2556, 2826, 3053, 5652, 6106, 6751, 9159, 11147, 12212, 13502, 18318, 20253, 22294, 27004, 27477, 33441, 36636, 40506, 44588, 54954, 60759, 66882, 81012, 100323, 109908, 121518, 133764, 200646, 243036, 401292, 479321, 958642, 1437963, 1917284, 2875926, 4313889, 5751852, 8627778, 17255556]

約数ペア:

[(1, 17255556), (2, 8627778), (3, 5751852), (4, 4313889), (6, 2875926), (9, 1917284), (12, 1437963), (18, 958642), (36, 479321), (43, 401292), (71, 243036), (86, 200646), (129, 133764), (142, 121518), (157, 109908), (172, 100323), (213, 81012), (258, 66882), (284, 60759), (314, 54954), (387, 44588), (426, 40506), (471, 36636), (516, 33441), (628, 27477), (639, 27004), (774, 22294), (852, 20253), (942, 18318), (1278, 13502), (1413, 12212), (1548, 11147), (1884, 9159), (2556, 6751), (2826, 6106), (3053, 5652)]