1900973799

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{877}}^1\times {\mathrm{1867}}^1$

素因数の和:2796

約数の個数: 32

約数和(自身を含む): 2886583040

約数和(自身を除く): 985609241

約数列:

[1, 3, 9, 27, 43, 129, 387, 877, 1161, 1867, 2631, 5601, 7893, 16803, 23679, 37711, 50409, 80281, 113133, 240843, 339399, 722529, 1018197, 1637359, 2167587, 4912077, 14736231, 44208693, 70406437, 211219311, 633657933, 1900973799]

約数ペア:

[(1, 1900973799), (3, 633657933), (9, 211219311), (27, 70406437), (43, 44208693), (129, 14736231), (387, 4912077), (877, 2167587), (1161, 1637359), (1867, 1018197), (2631, 722529), (5601, 339399), (7893, 240843), (16803, 113133), (23679, 80281), (37711, 50409)]