215330876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2621}}^1$

素因数の和:2714

約数の個数: 48

約数和(自身を含む): 422876160

約数和(自身を除く): 207545284

約数列:

[1, 2, 4, 19, 23, 38, 46, 47, 76, 92, 94, 188, 437, 874, 893, 1081, 1748, 1786, 2162, 2621, 3572, 4324, 5242, 10484, 20539, 41078, 49799, 60283, 82156, 99598, 120566, 123187, 199196, 241132, 246374, 492748, 1145377, 2290754, 2340553, 2833301, 4581508, 4681106, 5666602, 9362212, 11333204, 53832719, 107665438, 215330876]

約数ペア:

[(1, 215330876), (2, 107665438), (4, 53832719), (19, 11333204), (23, 9362212), (38, 5666602), (46, 4681106), (47, 4581508), (76, 2833301), (92, 2340553), (94, 2290754), (188, 1145377), (437, 492748), (874, 246374), (893, 241132), (1081, 199196), (1748, 123187), (1786, 120566), (2162, 99598), (2621, 82156), (3572, 60283), (4324, 49799), (5242, 41078), (10484, 20539)]