69407991

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{15643}}^1$

素因数の和:15695

約数の個数: 24

約数和(自身を含む): 109820880

約数和(自身を除く): 40412889

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 15643, 46929, 140787, 265931, 453647, 797793, 1360941, 2393379, 4082823, 7711999, 23135997, 69407991]

約数ペア:

[(1, 69407991), (3, 23135997), (9, 7711999), (17, 4082823), (29, 2393379), (51, 1360941), (87, 797793), (153, 453647), (261, 265931), (493, 140787), (1479, 46929), (4437, 15643)]