17779851311

素因数分解:

${\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 18689771520

約数和(自身を除く): 909920209

約数列:

[1, 71, 73, 79, 173, 251, 5183, 5609, 5767, 12283, 12629, 13667, 17821, 18323, 19829, 43423, 409457, 896659, 970357, 997691, 1300933, 1407859, 1447517, 3083033, 3169879, 3430417, 70836061, 102773707, 225061409, 243559607, 250420441, 17779851311]

約数ペア:

[(1, 17779851311), (71, 250420441), (73, 243559607), (79, 225061409), (173, 102773707), (251, 70836061), (5183, 3430417), (5609, 3169879), (5767, 3083033), (12283, 1447517), (12629, 1407859), (13667, 1300933), (17821, 997691), (18323, 970357), (19829, 896659), (43423, 409457)]