21742905735

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{27947}}^1$

素因数の和:28094

約数の個数: 80

約数和(自身を含む): 41635588896

約数和(自身を除く): 19892683161

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 113, 135, 153, 255, 339, 405, 459, 565, 765, 1017, 1377, 1695, 1921, 2295, 3051, 5085, 5763, 6885, 9153, 9605, 15255, 17289, 27947, 28815, 45765, 51867, 83841, 86445, 139735, 155601, 251523, 259335, 419205, 475099, 754569, 778005, 1257615, 1425297, 2263707, 2375495, 3158011, 3772845, 4275891, 7126485, 9474033, 11318535, 12827673, 15790055, 21379455, 28422099, 38483019, 47370165, 53686187, 64138365, 85266297, 142110495, 161058561, 192415095, 255798891, 268430935, 426331485, 483175683, 805292805, 1278994455, 1449527049, 2415878415, 4348581147, 7247635245, 21742905735]

約数ペア:

[(1, 21742905735), (3, 7247635245), (5, 4348581147), (9, 2415878415), (15, 1449527049), (17, 1278994455), (27, 805292805), (45, 483175683), (51, 426331485), (81, 268430935), (85, 255798891), (113, 192415095), (135, 161058561), (153, 142110495), (255, 85266297), (339, 64138365), (405, 53686187), (459, 47370165), (565, 38483019), (765, 28422099), (1017, 21379455), (1377, 15790055), (1695, 12827673), (1921, 11318535), (2295, 9474033), (3051, 7126485), (5085, 4275891), (5763, 3772845), (6885, 3158011), (9153, 2375495), (9605, 2263707), (15255, 1425297), (17289, 1257615), (27947, 778005), (28815, 754569), (45765, 475099), (51867, 419205), (83841, 259335), (86445, 251523), (139735, 155601)]