2221954

素因数分解:

$2^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 4032000

約数和(自身を除く): 1810046

約数列:

[1, 2, 7, 14, 41, 49, 79, 82, 98, 158, 287, 343, 553, 574, 686, 1106, 2009, 3239, 3871, 4018, 6478, 7742, 14063, 22673, 27097, 28126, 45346, 54194, 158711, 317422, 1110977, 2221954]

約数ペア:

[(1, 2221954), (2, 1110977), (7, 317422), (14, 158711), (41, 54194), (49, 45346), (79, 28126), (82, 27097), (98, 22673), (158, 14063), (287, 7742), (343, 6478), (553, 4018), (574, 3871), (686, 3239), (1106, 2009)]