1960665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 3649536

約数和(自身を除く): 1688871

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 263, 355, 497, 789, 1065, 1315, 1491, 1841, 2485, 3945, 5523, 7455, 9205, 18673, 27615, 56019, 93365, 130711, 280095, 392133, 653555, 1960665]

約数ペア:

[(1, 1960665), (3, 653555), (5, 392133), (7, 280095), (15, 130711), (21, 93365), (35, 56019), (71, 27615), (105, 18673), (213, 9205), (263, 7455), (355, 5523), (497, 3945), (789, 2485), (1065, 1841), (1315, 1491)]