1311432850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{288227}}^1$

素因数の和:288259

約数の個数: 48

約数和(自身を含む): 3002182848

約数和(自身を除く): 1690749998

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4550, 288227, 576454, 1441135, 2017589, 2882270, 3746951, 4035178, 7205675, 7493902, 10087945, 14411350, 18734755, 20175890, 26228657, 37469510, 50439725, 52457314, 93673775, 100879450, 131143285, 187347550, 262286570, 655716425, 1311432850]

約数ペア:

[(1, 1311432850), (2, 655716425), (5, 262286570), (7, 187347550), (10, 131143285), (13, 100879450), (14, 93673775), (25, 52457314), (26, 50439725), (35, 37469510), (50, 26228657), (65, 20175890), (70, 18734755), (91, 14411350), (130, 10087945), (175, 7493902), (182, 7205675), (325, 4035178), (350, 3746951), (455, 2882270), (650, 2017589), (910, 1441135), (2275, 576454), (4550, 288227)]