221692492

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{344243}}^1$

素因数の和:344277

約数の個数: 24

約数和(自身を含む): 462663936

約数和(自身を除く): 240971444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 344243, 688486, 1376972, 2409701, 4819402, 7917589, 9638804, 15835178, 31670356, 55423123, 110846246, 221692492]

約数ペア:

[(1, 221692492), (2, 110846246), (4, 55423123), (7, 31670356), (14, 15835178), (23, 9638804), (28, 7917589), (46, 4819402), (92, 2409701), (161, 1376972), (322, 688486), (644, 344243)]