211208085

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1379

約数の個数: 96

約数和(自身を含む): 445461120

約数和(自身を除く): 234253035

約数列:

[1, 3, 5, 9, 11, 15, 17, 19, 33, 45, 51, 55, 57, 85, 95, 99, 153, 165, 171, 187, 209, 255, 285, 323, 495, 561, 627, 765, 855, 935, 969, 1045, 1321, 1615, 1683, 1881, 2805, 2907, 3135, 3553, 3963, 4845, 6605, 8415, 9405, 10659, 11889, 14531, 14535, 17765, 19815, 22457, 25099, 31977, 43593, 53295, 59445, 67371, 72655, 75297, 112285, 125495, 130779, 159885, 202113, 217965, 225891, 247027, 276089, 336855, 376485, 426683, 653895, 741081, 828267, 1010565, 1129455, 1235135, 1280049, 1380445, 2133415, 2223243, 2484801, 3705405, 3840147, 4141335, 4693513, 6400245, 11116215, 12424005, 14080539, 19200735, 23467565, 42241617, 70402695, 211208085]

約数ペア:

[(1, 211208085), (3, 70402695), (5, 42241617), (9, 23467565), (11, 19200735), (15, 14080539), (17, 12424005), (19, 11116215), (33, 6400245), (45, 4693513), (51, 4141335), (55, 3840147), (57, 3705405), (85, 2484801), (95, 2223243), (99, 2133415), (153, 1380445), (165, 1280049), (171, 1235135), (187, 1129455), (209, 1010565), (255, 828267), (285, 741081), (323, 653895), (495, 426683), (561, 376485), (627, 336855), (765, 276089), (855, 247027), (935, 225891), (969, 217965), (1045, 202113), (1321, 159885), (1615, 130779), (1683, 125495), (1881, 112285), (2805, 75297), (2907, 72655), (3135, 67371), (3553, 59445), (3963, 53295), (4845, 43593), (6605, 31977), (8415, 25099), (9405, 22457), (10659, 19815), (11889, 17765), (14531, 14535)]