998988

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 2540160

約数和(自身を除く): 1541172

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 59, 68, 83, 102, 118, 166, 177, 204, 236, 249, 332, 354, 498, 708, 996, 1003, 1411, 2006, 2822, 3009, 4012, 4233, 4897, 5644, 6018, 8466, 9794, 12036, 14691, 16932, 19588, 29382, 58764, 83249, 166498, 249747, 332996, 499494, 998988]

約数ペア:

[(1, 998988), (2, 499494), (3, 332996), (4, 249747), (6, 166498), (12, 83249), (17, 58764), (34, 29382), (51, 19588), (59, 16932), (68, 14691), (83, 12036), (102, 9794), (118, 8466), (166, 6018), (177, 5644), (204, 4897), (236, 4233), (249, 4012), (332, 3009), (354, 2822), (498, 2006), (708, 1411), (996, 1003)]