189893730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{486907}}^1$

素因数の和:486930

約数の個数: 32

約数和(自身を含む): 490803264

約数和(自身を除く): 300909534

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 486907, 973814, 1460721, 2434535, 2921442, 4869070, 6329791, 7303605, 12659582, 14607210, 18989373, 31648955, 37978746, 63297910, 94946865, 189893730]

約数ペア:

[(1, 189893730), (2, 94946865), (3, 63297910), (5, 37978746), (6, 31648955), (10, 18989373), (13, 14607210), (15, 12659582), (26, 7303605), (30, 6329791), (39, 4869070), (65, 2921442), (78, 2434535), (130, 1460721), (195, 973814), (390, 486907)]