86753919

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{503}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 136249344

約数和(自身を除く): 49495425

約数列:

[1, 3, 7, 21, 43, 129, 191, 301, 503, 573, 903, 1337, 1509, 3521, 4011, 8213, 10563, 21629, 24639, 57491, 64887, 96073, 151403, 172473, 288219, 454209, 672511, 2017533, 4131139, 12393417, 28917973, 86753919]

約数ペア:

[(1, 86753919), (3, 28917973), (7, 12393417), (21, 4131139), (43, 2017533), (129, 672511), (191, 454209), (301, 288219), (503, 172473), (573, 151403), (903, 96073), (1337, 64887), (1509, 57491), (3521, 24639), (4011, 21629), (8213, 10563)]