331312861

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 400435200

約数和(自身を除く): 69122339

約数列:

[1, 11, 19, 23, 157, 209, 253, 437, 439, 1727, 2983, 3611, 4807, 4829, 8341, 10097, 32813, 39721, 68609, 68923, 91751, 111067, 191843, 754699, 758153, 1309537, 1585229, 2110273, 14404907, 17437519, 30119351, 331312861]

約数ペア:

[(1, 331312861), (11, 30119351), (19, 17437519), (23, 14404907), (157, 2110273), (209, 1585229), (253, 1309537), (437, 758153), (439, 754699), (1727, 191843), (2983, 111067), (3611, 91751), (4807, 68923), (4829, 68609), (8341, 39721), (10097, 32813)]