221575035

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{9661}}^1$

素因数の和:9819

約数の個数: 32

約数和(自身を含む): 389571840

約数和(自身を除く): 167996805

約数列:

[1, 3, 5, 11, 15, 33, 55, 139, 165, 417, 695, 1529, 2085, 4587, 7645, 9661, 22935, 28983, 48305, 106271, 144915, 318813, 531355, 1342879, 1594065, 4028637, 6714395, 14771669, 20143185, 44315007, 73858345, 221575035]

約数ペア:

[(1, 221575035), (3, 73858345), (5, 44315007), (11, 20143185), (15, 14771669), (33, 6714395), (55, 4028637), (139, 1594065), (165, 1342879), (417, 531355), (695, 318813), (1529, 144915), (2085, 106271), (4587, 48305), (7645, 28983), (9661, 22935)]