21577996899

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{6311}}^1$

素因数の和:6560

約数の個数: 48

約数和(自身を含む): 32612336640

約数和(自身を除く): 11034339741

約数列:

[1, 3, 9, 47, 59, 137, 141, 177, 411, 423, 531, 1233, 2773, 6311, 6439, 8083, 8319, 18933, 19317, 24249, 24957, 56799, 57951, 72747, 296617, 372349, 379901, 864607, 889851, 1117047, 1139703, 2593821, 2669553, 3351141, 3419109, 7781463, 17500403, 40636529, 51011813, 52501209, 121909587, 153035439, 157503627, 365728761, 459106317, 2397555211, 7192665633, 21577996899]

約数ペア:

[(1, 21577996899), (3, 7192665633), (9, 2397555211), (47, 459106317), (59, 365728761), (137, 157503627), (141, 153035439), (177, 121909587), (411, 52501209), (423, 51011813), (531, 40636529), (1233, 17500403), (2773, 7781463), (6311, 3419109), (6439, 3351141), (8083, 2669553), (8319, 2593821), (18933, 1139703), (19317, 1117047), (24249, 889851), (24957, 864607), (56799, 379901), (57951, 372349), (72747, 296617)]