40364289

素因数分解:

$3^2\times 7^2\times {\mathrm{91529}}^1$

素因数の和:91549

約数の個数: 18

約数和(自身を含む): 67823730

約数和(自身を除く): 27459441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 91529, 274587, 640703, 823761, 1922109, 4484921, 5766327, 13454763, 40364289]

約数ペア:

[(1, 40364289), (3, 13454763), (7, 5766327), (9, 4484921), (21, 1922109), (49, 823761), (63, 640703), (147, 274587), (441, 91529)]