189961569

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{293}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 323616384

約数和(自身を除く): 133654815

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 251, 287, 293, 369, 753, 861, 879, 1757, 2051, 2259, 2583, 2637, 5271, 6153, 10291, 12013, 15813, 18459, 30873, 36039, 72037, 73543, 84091, 92619, 108117, 216111, 220629, 252273, 514801, 648333, 661887, 756819, 1544403, 3015263, 4633209, 9045789, 21106841, 27137367, 63320523, 189961569]

約数ペア:

[(1, 189961569), (3, 63320523), (7, 27137367), (9, 21106841), (21, 9045789), (41, 4633209), (63, 3015263), (123, 1544403), (251, 756819), (287, 661887), (293, 648333), (369, 514801), (753, 252273), (861, 220629), (879, 216111), (1757, 108117), (2051, 92619), (2259, 84091), (2583, 73543), (2637, 72037), (5271, 36039), (6153, 30873), (10291, 18459), (12013, 15813)]