40212783

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7993}}^1$

素因数の和:8055

約数の個数: 24

約数和(自身を含む): 64015952

約数和(自身を除く): 23803169

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 7993, 23979, 71937, 103909, 311727, 343699, 935181, 1031097, 3093291, 4468087, 13404261, 40212783]

約数ペア:

[(1, 40212783), (3, 13404261), (9, 4468087), (13, 3093291), (39, 1031097), (43, 935181), (117, 343699), (129, 311727), (387, 103909), (559, 71937), (1677, 23979), (5031, 7993)]