289367307

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{911}}^1\times {\mathrm{1217}}^1$

素因数の和:2163

約数の個数: 24

約数和(自身を含む): 433218240

約数和(自身を除く): 143850933

約数列:

[1, 3, 9, 29, 87, 261, 911, 1217, 2733, 3651, 8199, 10953, 26419, 35293, 79257, 105879, 237771, 317637, 1108687, 3326061, 9978183, 32151923, 96455769, 289367307]

約数ペア:

[(1, 289367307), (3, 96455769), (9, 32151923), (29, 9978183), (87, 3326061), (261, 1108687), (911, 317637), (1217, 237771), (2733, 105879), (3651, 79257), (8199, 35293), (10953, 26419)]