291409821

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{941}}^1\times {\mathrm{1811}}^1$

素因数の和:2777

約数の個数: 24

約数和(自身を含む): 443795040

約数和(自身を除く): 152385219

約数列:

[1, 3, 9, 19, 57, 171, 941, 1811, 2823, 5433, 8469, 16299, 17879, 34409, 53637, 103227, 160911, 309681, 1704151, 5112453, 15337359, 32378869, 97136607, 291409821]

約数ペア:

[(1, 291409821), (3, 97136607), (9, 32378869), (19, 15337359), (57, 5112453), (171, 1704151), (941, 309681), (1811, 160911), (2823, 103227), (5433, 53637), (8469, 34409), (16299, 17879)]