28241486

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8167}}^1$

素因数の和:8208

約数の個数: 32

約数和(自身を含む): 54888960

約数和(自身を除く): 26647474

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 8167, 16334, 57169, 106171, 114338, 155173, 212342, 310346, 743197, 1086211, 1486394, 2017249, 2172422, 4034498, 14120743, 28241486]

約数ペア:

[(1, 28241486), (2, 14120743), (7, 4034498), (13, 2172422), (14, 2017249), (19, 1486394), (26, 1086211), (38, 743197), (91, 310346), (133, 212342), (182, 155173), (247, 114338), (266, 106171), (494, 57169), (1729, 16334), (3458, 8167)]