1981411201

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{3823}}^1$

素因数の和:4021

約数の個数: 32

約数和(自身を含む): 2537422848

約数和(自身を除く): 556011647

約数列:

[1, 7, 11, 53, 77, 127, 371, 583, 889, 1397, 3823, 4081, 6731, 9779, 26761, 42053, 47117, 74041, 202619, 294371, 485521, 518287, 1418333, 2228809, 3398647, 5340731, 15601663, 25732613, 37385117, 180128291, 283058743, 1981411201]

約数ペア:

[(1, 1981411201), (7, 283058743), (11, 180128291), (53, 37385117), (77, 25732613), (127, 15601663), (371, 5340731), (583, 3398647), (889, 2228809), (1397, 1418333), (3823, 518287), (4081, 485521), (6731, 294371), (9779, 202619), (26761, 74041), (42053, 47117)]