40879971

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 60

約数和(自身を含む): 69393016

約数和(自身を除く): 28513045

約数列:

[1, 3, 9, 11, 27, 33, 43, 81, 97, 99, 121, 129, 291, 297, 363, 387, 473, 873, 891, 1067, 1089, 1161, 1419, 2619, 3201, 3267, 3483, 4171, 4257, 5203, 7857, 9603, 9801, 11737, 12513, 12771, 15609, 28809, 35211, 37539, 38313, 45881, 46827, 86427, 105633, 112617, 137643, 140481, 316899, 337851, 412929, 421443, 504691, 950697, 1238787, 1514073, 3716361, 4542219, 13626657, 40879971]

約数ペア:

[(1, 40879971), (3, 13626657), (9, 4542219), (11, 3716361), (27, 1514073), (33, 1238787), (43, 950697), (81, 504691), (97, 421443), (99, 412929), (121, 337851), (129, 316899), (291, 140481), (297, 137643), (363, 112617), (387, 105633), (473, 86427), (873, 46827), (891, 45881), (1067, 38313), (1089, 37539), (1161, 35211), (1419, 28809), (2619, 15609), (3201, 12771), (3267, 12513), (3483, 11737), (4171, 9801), (4257, 9603), (5203, 7857)]