121437885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 215771904

約数和(自身を除く): 94334019

約数列:

[1, 3, 5, 15, 17, 37, 51, 61, 85, 111, 183, 185, 211, 255, 305, 555, 629, 633, 915, 1037, 1055, 1887, 2257, 3111, 3145, 3165, 3587, 5185, 6771, 7807, 9435, 10761, 11285, 12871, 15555, 17935, 23421, 33855, 38369, 38613, 39035, 53805, 64355, 115107, 117105, 132719, 191845, 193065, 218807, 398157, 476227, 575535, 656421, 663595, 1094035, 1428681, 1990785, 2381135, 3282105, 7143405, 8095859, 24287577, 40479295, 121437885]

約数ペア:

[(1, 121437885), (3, 40479295), (5, 24287577), (15, 8095859), (17, 7143405), (37, 3282105), (51, 2381135), (61, 1990785), (85, 1428681), (111, 1094035), (183, 663595), (185, 656421), (211, 575535), (255, 476227), (305, 398157), (555, 218807), (629, 193065), (633, 191845), (915, 132719), (1037, 117105), (1055, 115107), (1887, 64355), (2257, 53805), (3111, 39035), (3145, 38613), (3165, 38369), (3587, 33855), (5185, 23421), (6771, 17935), (7807, 15555), (9435, 12871), (10761, 11285)]