156617008

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{977}}^1$

素因数の和:1261

約数の個数: 40

約数和(自身を含む): 312154128

約数和(自身を除く): 155537120

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 233, 344, 466, 688, 932, 977, 1864, 1954, 3728, 3908, 7816, 10019, 15632, 20038, 40076, 42011, 80152, 84022, 160304, 168044, 227641, 336088, 455282, 672176, 910564, 1821128, 3642256, 9788563, 19577126, 39154252, 78308504, 156617008]

約数ペア:

[(1, 156617008), (2, 78308504), (4, 39154252), (8, 19577126), (16, 9788563), (43, 3642256), (86, 1821128), (172, 910564), (233, 672176), (344, 455282), (466, 336088), (688, 227641), (932, 168044), (977, 160304), (1864, 84022), (1954, 80152), (3728, 42011), (3908, 40076), (7816, 20038), (10019, 15632)]