221378136

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1317727}}^1$

素因数の和:1317743

約数の個数: 32

約数和(自身を含む): 632509440

約数和(自身を除く): 411131304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1317727, 2635454, 3953181, 5270908, 7906362, 9224089, 10541816, 15812724, 18448178, 27672267, 31625448, 36896356, 55344534, 73792712, 110689068, 221378136]

約数ペア:

[(1, 221378136), (2, 110689068), (3, 73792712), (4, 55344534), (6, 36896356), (7, 31625448), (8, 27672267), (12, 18448178), (14, 15812724), (21, 10541816), (24, 9224089), (28, 7906362), (42, 5270908), (56, 3953181), (84, 2635454), (168, 1317727)]