78528556

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{4127}}^1$

素因数の和:4269

約数の個数: 24

約数和(自身を含む): 141474816

約数和(自身を除く): 62946260

約数列:

[1, 2, 4, 67, 71, 134, 142, 268, 284, 4127, 4757, 8254, 9514, 16508, 19028, 276509, 293017, 553018, 586034, 1106036, 1172068, 19632139, 39264278, 78528556]

約数ペア:

[(1, 78528556), (2, 39264278), (4, 19632139), (67, 1172068), (71, 1106036), (134, 586034), (142, 553018), (268, 293017), (284, 276509), (4127, 19028), (4757, 16508), (8254, 9514)]