211577968

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{65141}}^1$

素因数の和:65185

約数の個数: 40

約数和(自身を含む): 484656480

約数和(自身を除く): 273078512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 65141, 130282, 260564, 455987, 521128, 911974, 1042256, 1823948, 1889089, 3647896, 3778178, 7295792, 7556356, 13223623, 15112712, 26447246, 30225424, 52894492, 105788984, 211577968]

約数ペア:

[(1, 211577968), (2, 105788984), (4, 52894492), (7, 30225424), (8, 26447246), (14, 15112712), (16, 13223623), (28, 7556356), (29, 7295792), (56, 3778178), (58, 3647896), (112, 1889089), (116, 1823948), (203, 1042256), (232, 911974), (406, 521128), (464, 455987), (812, 260564), (1624, 130282), (3248, 65141)]