255641542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{2221}}^1$

素因数の和:2488

約数の個数: 32

約数和(自身を含む): 436756320

約数和(自身を除く): 181114778

約数列:

[1, 2, 13, 19, 26, 38, 233, 247, 466, 494, 2221, 3029, 4427, 4442, 6058, 8854, 28873, 42199, 57551, 57746, 84398, 115102, 517493, 548587, 1034986, 1097174, 6727409, 9832367, 13454818, 19664734, 127820771, 255641542]

約数ペア:

[(1, 255641542), (2, 127820771), (13, 19664734), (19, 13454818), (26, 9832367), (38, 6727409), (233, 1097174), (247, 1034986), (466, 548587), (494, 517493), (2221, 115102), (3029, 84398), (4427, 57746), (4442, 57551), (6058, 42199), (8854, 28873)]