491130990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{779573}}^1$

素因数の和:779593

約数の個数: 48

約数和(自身を含む): 1459362528

約数和(自身を除く): 968231538

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 779573, 1559146, 2338719, 3897865, 4677438, 5457011, 7016157, 7795730, 10914022, 11693595, 14032314, 16371033, 23387190, 27285055, 32742066, 35080785, 49113099, 54570110, 70161570, 81855165, 98226198, 163710330, 245565495, 491130990]

約数ペア:

[(1, 491130990), (2, 245565495), (3, 163710330), (5, 98226198), (6, 81855165), (7, 70161570), (9, 54570110), (10, 49113099), (14, 35080785), (15, 32742066), (18, 27285055), (21, 23387190), (30, 16371033), (35, 14032314), (42, 11693595), (45, 10914022), (63, 7795730), (70, 7016157), (90, 5457011), (105, 4677438), (126, 3897865), (210, 2338719), (315, 1559146), (630, 779573)]