211025265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{2887}}^1$

素因数の和:3349

約数の個数: 32

約数和(自身を含む): 369294336

約数和(自身を除く): 158269071

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 443, 1329, 2215, 2887, 4873, 6645, 8661, 14435, 14619, 24365, 31757, 43305, 73095, 95271, 158785, 476355, 1278941, 3836823, 6394705, 14068351, 19184115, 42205053, 70341755, 211025265]

約数ペア:

[(1, 211025265), (3, 70341755), (5, 42205053), (11, 19184115), (15, 14068351), (33, 6394705), (55, 3836823), (165, 1278941), (443, 476355), (1329, 158785), (2215, 95271), (2887, 73095), (4873, 43305), (6645, 31757), (8661, 24365), (14435, 14619)]