3878138888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2141}}^1\times {\mathrm{17417}}^1$

素因数の和:19577

約数の個数: 32

約数和(自身を含む): 7834964760

約数和(自身を除く): 3956825872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2141, 4282, 8564, 17128, 17417, 27833, 34834, 55666, 69668, 111332, 139336, 222664, 226421, 452842, 905684, 1811368, 37289797, 74579594, 149159188, 298318376, 484767361, 969534722, 1939069444, 3878138888]

約数ペア:

[(1, 3878138888), (2, 1939069444), (4, 969534722), (8, 484767361), (13, 298318376), (26, 149159188), (52, 74579594), (104, 37289797), (2141, 1811368), (4282, 905684), (8564, 452842), (17128, 226421), (17417, 222664), (27833, 139336), (34834, 111332), (55666, 69668)]