990459484

素因数分解:

$2^2\times 7^1\times {\mathrm{673}}^1\times {\mathrm{52561}}^1$

素因数の和:53245

約数の個数: 24

約数和(自身を含む): 1983900128

約数和(自身を除く): 993440644

約数列:

[1, 2, 4, 7, 14, 28, 673, 1346, 2692, 4711, 9422, 18844, 52561, 105122, 210244, 367927, 735854, 1471708, 35373553, 70747106, 141494212, 247614871, 495229742, 990459484]

約数ペア:

[(1, 990459484), (2, 495229742), (4, 247614871), (7, 141494212), (14, 70747106), (28, 35373553), (673, 1471708), (1346, 735854), (2692, 367927), (4711, 210244), (9422, 105122), (18844, 52561)]