156943780487

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1\times {\mathrm{1471}}^1$

素因数の和:1888

約数の個数: 48

約数和(自身を含む): 181020672000

約数和(自身を除く): 24076891513

約数列:

[1, 13, 19, 149, 169, 223, 247, 1471, 1937, 2831, 2899, 3211, 4237, 19123, 25181, 27949, 33227, 36803, 37687, 55081, 219179, 248599, 328033, 363337, 431951, 478439, 631313, 716053, 2849327, 4164401, 4264429, 4723381, 5615363, 6232627, 8207069, 37041251, 48876917, 54137213, 55437577, 81024151, 106691897, 635399921, 703783769, 928661423, 1053313963, 8260198973, 12072598499, 156943780487]

約数ペア:

[(1, 156943780487), (13, 12072598499), (19, 8260198973), (149, 1053313963), (169, 928661423), (223, 703783769), (247, 635399921), (1471, 106691897), (1937, 81024151), (2831, 55437577), (2899, 54137213), (3211, 48876917), (4237, 37041251), (19123, 8207069), (25181, 6232627), (27949, 5615363), (33227, 4723381), (36803, 4264429), (37687, 4164401), (55081, 2849327), (219179, 716053), (248599, 631313), (328033, 478439), (363337, 431951)]