31621282

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 63452160

約数和(自身を除く): 31830878

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 101, 107, 133, 154, 202, 209, 214, 266, 418, 707, 749, 1111, 1177, 1414, 1463, 1498, 1919, 2033, 2222, 2354, 2926, 3838, 4066, 7777, 8239, 10807, 13433, 14231, 15554, 16478, 21109, 21614, 22363, 26866, 28462, 42218, 44726, 75649, 118877, 147763, 151298, 156541, 205333, 237754, 295526, 313082, 410666, 832139, 1437331, 1664278, 2258663, 2874662, 4517326, 15810641, 31621282]

約数ペア:

[(1, 31621282), (2, 15810641), (7, 4517326), (11, 2874662), (14, 2258663), (19, 1664278), (22, 1437331), (38, 832139), (77, 410666), (101, 313082), (107, 295526), (133, 237754), (154, 205333), (202, 156541), (209, 151298), (214, 147763), (266, 118877), (418, 75649), (707, 44726), (749, 42218), (1111, 28462), (1177, 26866), (1414, 22363), (1463, 21614), (1498, 21109), (1919, 16478), (2033, 15554), (2222, 14231), (2354, 13433), (2926, 10807), (3838, 8239), (4066, 7777)]