156798555

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{1861}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 259011648

約数和(自身を除く): 102213093

約数列:

[1, 3, 5, 15, 41, 123, 137, 205, 411, 615, 685, 1861, 2055, 5583, 5617, 9305, 16851, 27915, 28085, 76301, 84255, 228903, 254957, 381505, 764871, 1144515, 1274785, 3824355, 10453237, 31359711, 52266185, 156798555]

約数ペア:

[(1, 156798555), (3, 52266185), (5, 31359711), (15, 10453237), (41, 3824355), (123, 1274785), (137, 1144515), (205, 764871), (411, 381505), (615, 254957), (685, 228903), (1861, 84255), (2055, 76301), (5583, 28085), (5617, 27915), (9305, 16851)]