27493893

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 48455680

約数和(自身を除く): 20961787

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 103, 133, 171, 223, 309, 399, 669, 721, 927, 1197, 1561, 1957, 2007, 2163, 4237, 4683, 5871, 6489, 12711, 13699, 14049, 17613, 22969, 29659, 38133, 41097, 68907, 88977, 123291, 160783, 206721, 266931, 436411, 482349, 1309233, 1447047, 3054877, 3927699, 9164631, 27493893]

約数ペア:

[(1, 27493893), (3, 9164631), (7, 3927699), (9, 3054877), (19, 1447047), (21, 1309233), (57, 482349), (63, 436411), (103, 266931), (133, 206721), (171, 160783), (223, 123291), (309, 88977), (399, 68907), (669, 41097), (721, 38133), (927, 29659), (1197, 22969), (1561, 17613), (1957, 14049), (2007, 13699), (2163, 12711), (4237, 6489), (4683, 5871)]