198389982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{248609}}^1$

素因数の和:248640

約数の個数: 32

約数和(自身を含む): 477331200

約数和(自身を除く): 278941218

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 248609, 497218, 745827, 1491654, 1740263, 3480526, 4723571, 5220789, 9447142, 10441578, 14170713, 28341426, 33064997, 66129994, 99194991, 198389982]

約数ペア:

[(1, 198389982), (2, 99194991), (3, 66129994), (6, 33064997), (7, 28341426), (14, 14170713), (19, 10441578), (21, 9447142), (38, 5220789), (42, 4723571), (57, 3480526), (114, 1740263), (133, 1491654), (266, 745827), (399, 497218), (798, 248609)]