261569278076

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{661}}^1\times {\mathrm{2673767}}^1$

素因数の和:2674469

約数の個数: 24

約数和(自身を含む): 470829154656

約数和(自身を除く): 209259876580

約数列:

[1, 2, 4, 37, 74, 148, 661, 1322, 2644, 24457, 48914, 97828, 2673767, 5347534, 10695068, 98929379, 197858758, 395717516, 1767359987, 3534719974, 7069439948, 65392319519, 130784639038, 261569278076]

約数ペア:

[(1, 261569278076), (2, 130784639038), (4, 65392319519), (37, 7069439948), (74, 3534719974), (148, 1767359987), (661, 395717516), (1322, 197858758), (2644, 98929379), (24457, 10695068), (48914, 5347534), (97828, 2673767)]