2017202915

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1039}}^1$

素因数の和:1332

約数の個数: 64

約数和(自身を含む): 3170119680

約数和(自身を除く): 1152916765

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 251, 455, 595, 1039, 1105, 1255, 1547, 1757, 3263, 4267, 5195, 7273, 7735, 8785, 13507, 16315, 17663, 21335, 22841, 29869, 36365, 55471, 67535, 88315, 94549, 114205, 123641, 149345, 229619, 260789, 277355, 388297, 472745, 618205, 1148095, 1303945, 1607333, 1825523, 1941485, 3390257, 4433413, 8036665, 9127615, 16951285, 22167065, 23731799, 31033891, 57634369, 118658995, 155169455, 288171845, 403440583, 2017202915]

約数ペア:

[(1, 2017202915), (5, 403440583), (7, 288171845), (13, 155169455), (17, 118658995), (35, 57634369), (65, 31033891), (85, 23731799), (91, 22167065), (119, 16951285), (221, 9127615), (251, 8036665), (455, 4433413), (595, 3390257), (1039, 1941485), (1105, 1825523), (1255, 1607333), (1547, 1303945), (1757, 1148095), (3263, 618205), (4267, 472745), (5195, 388297), (7273, 277355), (7735, 260789), (8785, 229619), (13507, 149345), (16315, 123641), (17663, 114205), (21335, 94549), (22841, 88315), (29869, 67535), (36365, 55471)]