199431764

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{23663}}^1$

素因数の和:23724

約数の個数: 36

約数和(自身を含む): 415445184

約数和(自身を除く): 216013420

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 23663, 47326, 94652, 165641, 331282, 662564, 1017509, 1159487, 2035018, 2318974, 4070036, 4637948, 7122563, 14245126, 28490252, 49857941, 99715882, 199431764]

約数ペア:

[(1, 199431764), (2, 99715882), (4, 49857941), (7, 28490252), (14, 14245126), (28, 7122563), (43, 4637948), (49, 4070036), (86, 2318974), (98, 2035018), (172, 1159487), (196, 1017509), (301, 662564), (602, 331282), (1204, 165641), (2107, 94652), (4214, 47326), (8428, 23663)]