201787467

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 146577333

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 71, 119, 133, 213, 323, 357, 399, 419, 497, 969, 1207, 1257, 1349, 1491, 2261, 2933, 3621, 4047, 6783, 7123, 7961, 8449, 8799, 9443, 21369, 22933, 23883, 25347, 28329, 29749, 49861, 55727, 68799, 89247, 135337, 149583, 160531, 167181, 208243, 406011, 481593, 505733, 565231, 624729, 947359, 1517199, 1695693, 2842077, 3540131, 3956617, 9608927, 10620393, 11869851, 28826781, 67262489, 201787467]

約数ペア:

[(1, 201787467), (3, 67262489), (7, 28826781), (17, 11869851), (19, 10620393), (21, 9608927), (51, 3956617), (57, 3540131), (71, 2842077), (119, 1695693), (133, 1517199), (213, 947359), (323, 624729), (357, 565231), (399, 505733), (419, 481593), (497, 406011), (969, 208243), (1207, 167181), (1257, 160531), (1349, 149583), (1491, 135337), (2261, 89247), (2933, 68799), (3621, 55727), (4047, 49861), (6783, 29749), (7123, 28329), (7961, 25347), (8449, 23883), (8799, 22933), (9443, 21369)]