138960904

素因数分解:

$2^3\times {\mathrm{191}}^1\times {\mathrm{199}}^1\times {\mathrm{457}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 263808000

約数和(自身を除く): 124847096

約数列:

[1, 2, 4, 8, 191, 199, 382, 398, 457, 764, 796, 914, 1528, 1592, 1828, 3656, 38009, 76018, 87287, 90943, 152036, 174574, 181886, 304072, 349148, 363772, 698296, 727544, 17370113, 34740226, 69480452, 138960904]

約数ペア:

[(1, 138960904), (2, 69480452), (4, 34740226), (8, 17370113), (191, 727544), (199, 698296), (382, 363772), (398, 349148), (457, 304072), (764, 181886), (796, 174574), (914, 152036), (1528, 90943), (1592, 87287), (1828, 76018), (3656, 38009)]