1220224545

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{630607}}^1$

素因数の和:630661

約数の個数: 24

約数和(自身を含む): 2164246656

約数和(自身を除く): 944022111

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 630607, 1891821, 3153035, 5675463, 9459105, 27116101, 28377315, 81348303, 135580505, 244044909, 406741515, 1220224545]

約数ペア:

[(1, 1220224545), (3, 406741515), (5, 244044909), (9, 135580505), (15, 81348303), (43, 28377315), (45, 27116101), (129, 9459105), (215, 5675463), (387, 3153035), (645, 1891821), (1935, 630607)]