291245274

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{557}}^1$

素因数の和:1012

約数の個数: 64

約数和(自身を含む): 678170880

約数和(自身を除く): 386925606

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 421, 557, 621, 842, 1114, 1242, 1263, 1671, 2526, 3342, 3789, 5013, 7578, 9683, 10026, 11367, 12811, 15039, 19366, 22734, 25622, 29049, 30078, 38433, 58098, 76866, 87147, 115299, 174294, 230598, 234497, 261441, 345897, 468994, 522882, 691794, 703491, 1406982, 2110473, 4220946, 5393431, 6331419, 10786862, 12662838, 16180293, 32360586, 48540879, 97081758, 145622637, 291245274]

約数ペア:

[(1, 291245274), (2, 145622637), (3, 97081758), (6, 48540879), (9, 32360586), (18, 16180293), (23, 12662838), (27, 10786862), (46, 6331419), (54, 5393431), (69, 4220946), (138, 2110473), (207, 1406982), (414, 703491), (421, 691794), (557, 522882), (621, 468994), (842, 345897), (1114, 261441), (1242, 234497), (1263, 230598), (1671, 174294), (2526, 115299), (3342, 87147), (3789, 76866), (5013, 58098), (7578, 38433), (9683, 30078), (10026, 29049), (11367, 25622), (12811, 22734), (15039, 19366)]