1911228501

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^2\times {\mathrm{373}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 3167905664

約数和(自身を除く): 1256677163

約数列:

[1, 3, 7, 13, 21, 39, 91, 137, 273, 373, 411, 959, 1119, 1781, 2611, 2877, 4849, 5343, 7833, 12467, 14547, 18769, 33943, 37401, 51101, 56307, 101829, 131383, 153303, 243997, 357707, 394149, 664313, 731991, 1073121, 1707979, 1992939, 4650191, 5123937, 7000837, 13950573, 21002511, 49005859, 91010881, 147017577, 273032643, 637076167, 1911228501]

約数ペア:

[(1, 1911228501), (3, 637076167), (7, 273032643), (13, 147017577), (21, 91010881), (39, 49005859), (91, 21002511), (137, 13950573), (273, 7000837), (373, 5123937), (411, 4650191), (959, 1992939), (1119, 1707979), (1781, 1073121), (2611, 731991), (2877, 664313), (4849, 394149), (5343, 357707), (7833, 243997), (12467, 153303), (14547, 131383), (18769, 101829), (33943, 56307), (37401, 51101)]