139213342

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3389}}^1$

素因数の和:3480

約数の個数: 32

約数和(自身を含む): 234316800

約数和(自身を除く): 95103458

約数列:

[1, 2, 19, 23, 38, 46, 47, 94, 437, 874, 893, 1081, 1786, 2162, 3389, 6778, 20539, 41078, 64391, 77947, 128782, 155894, 159283, 318566, 1480993, 2961986, 3026377, 3663509, 6052754, 7327018, 69606671, 139213342]

約数ペア:

[(1, 139213342), (2, 69606671), (19, 7327018), (23, 6052754), (38, 3663509), (46, 3026377), (47, 2961986), (94, 1480993), (437, 318566), (874, 159283), (893, 155894), (1081, 128782), (1786, 77947), (2162, 64391), (3389, 41078), (6778, 20539)]