161237439

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{28573}}^1$

素因数の和:28612

約数の個数: 32

約数和(自身を含む): 274310400

約数和(自身を除く): 113072961

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 5643, 28573, 85719, 257157, 314303, 542887, 771471, 942909, 1628661, 2828727, 4885983, 5971757, 8486181, 14657949, 17915271, 53745813, 161237439]

約数ペア:

[(1, 161237439), (3, 53745813), (9, 17915271), (11, 14657949), (19, 8486181), (27, 5971757), (33, 4885983), (57, 2828727), (99, 1628661), (171, 942909), (209, 771471), (297, 542887), (513, 314303), (627, 257157), (1881, 85719), (5643, 28573)]