201815523

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{82139}}^1$

素因数の和:82168

約数の個数: 32

約数和(自身を含む): 367987200

約数和(自身を除く): 166171677

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 82139, 246417, 574973, 739251, 1067807, 1724919, 2217753, 3203421, 5174757, 7474649, 9610263, 15524271, 22423947, 28830789, 67271841, 201815523]

約数ペア:

[(1, 201815523), (3, 67271841), (7, 28830789), (9, 22423947), (13, 15524271), (21, 9610263), (27, 7474649), (39, 5174757), (63, 3203421), (91, 2217753), (117, 1724919), (189, 1067807), (273, 739251), (351, 574973), (819, 246417), (2457, 82139)]