1380654

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:405

約数の個数: 48

約数和(自身を含む): 3444480

約数和(自身を除く): 2063826

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 367, 418, 627, 734, 1101, 1254, 1881, 2202, 3303, 3762, 4037, 6606, 6973, 8074, 12111, 13946, 20919, 24222, 36333, 41838, 62757, 72666, 76703, 125514, 153406, 230109, 460218, 690327, 1380654]

約数ペア:

[(1, 1380654), (2, 690327), (3, 460218), (6, 230109), (9, 153406), (11, 125514), (18, 76703), (19, 72666), (22, 62757), (33, 41838), (38, 36333), (57, 24222), (66, 20919), (99, 13946), (114, 12111), (171, 8074), (198, 6973), (209, 6606), (342, 4037), (367, 3762), (418, 3303), (627, 2202), (734, 1881), (1101, 1254)]