120765729

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{967}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 194529280

約数和(自身を除く): 73763551

約数列:

[1, 3, 7, 19, 21, 57, 133, 313, 399, 939, 967, 2191, 2901, 5947, 6573, 6769, 17841, 18373, 20307, 41629, 55119, 124887, 128611, 302671, 385833, 908013, 2118697, 5750749, 6356091, 17252247, 40255243, 120765729]

約数ペア:

[(1, 120765729), (3, 40255243), (7, 17252247), (19, 6356091), (21, 5750749), (57, 2118697), (133, 908013), (313, 385833), (399, 302671), (939, 128611), (967, 124887), (2191, 55119), (2901, 41629), (5947, 20307), (6573, 18373), (6769, 17841)]