78672748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{2111}}^1$

素因数の和:2155

約数の個数: 48

約数和(自身を含む): 173150208

約数和(自身を除く): 94477460

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1331, 1694, 2111, 2662, 3388, 4222, 5324, 8444, 9317, 14777, 18634, 23221, 29554, 37268, 46442, 59108, 92884, 162547, 255431, 325094, 510862, 650188, 1021724, 1788017, 2809741, 3576034, 5619482, 7152068, 11238964, 19668187, 39336374, 78672748]

約数ペア:

[(1, 78672748), (2, 39336374), (4, 19668187), (7, 11238964), (11, 7152068), (14, 5619482), (22, 3576034), (28, 2809741), (44, 1788017), (77, 1021724), (121, 650188), (154, 510862), (242, 325094), (308, 255431), (484, 162547), (847, 92884), (1331, 59108), (1694, 46442), (2111, 37268), (2662, 29554), (3388, 23221), (4222, 18634), (5324, 14777), (8444, 9317)]