989631741

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{577}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 1630015488

約数和(自身を除く): 640383747

約数列:

[1, 3, 7, 21, 23, 53, 67, 69, 159, 161, 201, 371, 469, 483, 577, 1113, 1219, 1407, 1541, 1731, 3551, 3657, 4039, 4623, 8533, 10653, 10787, 12117, 13271, 24857, 25599, 30581, 32361, 38659, 39813, 74571, 81673, 91743, 92897, 115977, 214067, 245019, 270613, 278691, 571711, 642201, 703363, 811839, 889157, 1715133, 2048927, 2110089, 2667471, 4923541, 6146781, 6224099, 14342489, 14770623, 18672297, 43027467, 47125321, 141375963, 329877247, 989631741]

約数ペア:

[(1, 989631741), (3, 329877247), (7, 141375963), (21, 47125321), (23, 43027467), (53, 18672297), (67, 14770623), (69, 14342489), (159, 6224099), (161, 6146781), (201, 4923541), (371, 2667471), (469, 2110089), (483, 2048927), (577, 1715133), (1113, 889157), (1219, 811839), (1407, 703363), (1541, 642201), (1731, 571711), (3551, 278691), (3657, 270613), (4039, 245019), (4623, 214067), (8533, 115977), (10653, 92897), (10787, 91743), (12117, 81673), (13271, 74571), (24857, 39813), (25599, 38659), (30581, 32361)]