31427748

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4177}}^1$

素因数の和:4217

約数の個数: 72

約数和(自身を含む): 91247520

約数和(自身を除く): 59819772

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 3762, 4177, 7524, 8354, 12531, 16708, 25062, 37593, 45947, 50124, 75186, 79363, 91894, 137841, 150372, 158726, 183788, 238089, 275682, 317452, 413523, 476178, 551364, 714267, 827046, 872993, 952356, 1428534, 1654092, 1745986, 2618979, 2857068, 3491972, 5237958, 7856937, 10475916, 15713874, 31427748]

約数ペア:

[(1, 31427748), (2, 15713874), (3, 10475916), (4, 7856937), (6, 5237958), (9, 3491972), (11, 2857068), (12, 2618979), (18, 1745986), (19, 1654092), (22, 1428534), (33, 952356), (36, 872993), (38, 827046), (44, 714267), (57, 551364), (66, 476178), (76, 413523), (99, 317452), (114, 275682), (132, 238089), (171, 183788), (198, 158726), (209, 150372), (228, 137841), (342, 91894), (396, 79363), (418, 75186), (627, 50124), (684, 45947), (836, 37593), (1254, 25062), (1881, 16708), (2508, 12531), (3762, 8354), (4177, 7524)]