205221212

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{3623}}^1$

素因数の和:3675

約数の個数: 54

約数和(自身を含む): 443914632

約数和(自身を除く): 238693420

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 289, 476, 578, 833, 1156, 1666, 2023, 3332, 3623, 4046, 7246, 8092, 14161, 14492, 25361, 28322, 50722, 56644, 61591, 101444, 123182, 177527, 246364, 355054, 431137, 710108, 862274, 1047047, 1724548, 2094094, 3017959, 4188188, 6035918, 7329329, 12071836, 14658658, 29317316, 51305303, 102610606, 205221212]

約数ペア:

[(1, 205221212), (2, 102610606), (4, 51305303), (7, 29317316), (14, 14658658), (17, 12071836), (28, 7329329), (34, 6035918), (49, 4188188), (68, 3017959), (98, 2094094), (119, 1724548), (196, 1047047), (238, 862274), (289, 710108), (476, 431137), (578, 355054), (833, 246364), (1156, 177527), (1666, 123182), (2023, 101444), (3332, 61591), (3623, 56644), (4046, 50722), (7246, 28322), (8092, 25361), (14161, 14492)]