205909599

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 331119360

約数和(自身を除く): 125209761

約数列:

[1, 3, 7, 21, 29, 87, 89, 131, 203, 267, 393, 609, 623, 841, 917, 1869, 2523, 2581, 2751, 3799, 5887, 7743, 11397, 11659, 17661, 18067, 26593, 34977, 54201, 74849, 79779, 81613, 110171, 224547, 244839, 330513, 338111, 523943, 771197, 1014333, 1571829, 2313591, 2366777, 7100331, 9805219, 29415657, 68636533, 205909599]

約数ペア:

[(1, 205909599), (3, 68636533), (7, 29415657), (21, 9805219), (29, 7100331), (87, 2366777), (89, 2313591), (131, 1571829), (203, 1014333), (267, 771197), (393, 523943), (609, 338111), (623, 330513), (841, 244839), (917, 224547), (1869, 110171), (2523, 81613), (2581, 79779), (2751, 74849), (3799, 54201), (5887, 34977), (7743, 26593), (11397, 18067), (11659, 17661)]