1005621399

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{55673}}^1$

素因数の和:55908

約数の個数: 20

約数和(自身を含む): 1508988096

約数和(自身を除く): 503366697

約数列:

[1, 3, 9, 27, 81, 223, 669, 2007, 6021, 18063, 55673, 167019, 501057, 1503171, 4509513, 12415079, 37245237, 111735711, 335207133, 1005621399]

約数ペア:

[(1, 1005621399), (3, 335207133), (9, 111735711), (27, 37245237), (81, 12415079), (223, 4509513), (669, 1503171), (2007, 501057), (6021, 167019), (18063, 55673)]