642468117

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{863}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 912384000

約数和(自身を除く): 269915883

約数列:

[1, 3, 29, 43, 87, 129, 199, 597, 863, 1247, 2589, 3741, 5771, 8557, 17313, 25027, 25671, 37109, 75081, 111327, 171737, 248153, 515211, 744459, 1076161, 3228483, 4980373, 7384691, 14941119, 22154073, 214156039, 642468117]

約数ペア:

[(1, 642468117), (3, 214156039), (29, 22154073), (43, 14941119), (87, 7384691), (129, 4980373), (199, 3228483), (597, 1076161), (863, 744459), (1247, 515211), (2589, 248153), (3741, 171737), (5771, 111327), (8557, 75081), (17313, 37109), (25027, 25671)]