781988115

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{4093}}^1$

素因数の和:4419

約数の個数: 32

約数和(自身を含む): 1282830336

約数和(自身を除く): 500842221

約数列:

[1, 3, 5, 15, 47, 141, 235, 271, 705, 813, 1355, 4065, 4093, 12279, 12737, 20465, 38211, 61395, 63685, 191055, 192371, 577113, 961855, 1109203, 2885565, 3327609, 5546015, 16638045, 52132541, 156397623, 260662705, 781988115]

約数ペア:

[(1, 781988115), (3, 260662705), (5, 156397623), (15, 52132541), (47, 16638045), (141, 5546015), (235, 3327609), (271, 2885565), (705, 1109203), (813, 961855), (1355, 577113), (4065, 192371), (4093, 191055), (12279, 63685), (12737, 61395), (20465, 38211)]