648740804859

素因数分解:

$3^4\times 7^1\times {\mathrm{599}}^1\times {\mathrm{1910123}}^1$

素因数の和:1910741

約数の個数: 40

約数和(自身を含む): 1109400019200

約数和(自身を除く): 460659214341

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 599, 1797, 4193, 5391, 12579, 16173, 37737, 48519, 113211, 339633, 1910123, 5730369, 13370861, 17191107, 40112583, 51573321, 120337749, 154719963, 361013247, 1083039741, 1144163677, 3432491031, 8009145739, 10297473093, 24027437217, 30892419279, 72082311651, 92677257837, 216246934953, 648740804859]

約数ペア:

[(1, 648740804859), (3, 216246934953), (7, 92677257837), (9, 72082311651), (21, 30892419279), (27, 24027437217), (63, 10297473093), (81, 8009145739), (189, 3432491031), (567, 1144163677), (599, 1083039741), (1797, 361013247), (4193, 154719963), (5391, 120337749), (12579, 51573321), (16173, 40112583), (37737, 17191107), (48519, 13370861), (113211, 5730369), (339633, 1910123)]