2007185551

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{1013}}^1$

素因数の和:1471

約数の個数: 32

約数和(自身を含む): 2479546368

約数和(自身を除く): 472360817

約数列:

[1, 7, 23, 31, 161, 217, 397, 713, 1013, 2779, 4991, 7091, 9131, 12307, 23299, 31403, 63917, 86149, 163093, 219821, 283061, 402161, 722269, 1981427, 2815127, 5055883, 9249703, 12466991, 64747921, 87268937, 286740793, 2007185551]

約数ペア:

[(1, 2007185551), (7, 286740793), (23, 87268937), (31, 64747921), (161, 12466991), (217, 9249703), (397, 5055883), (713, 2815127), (1013, 1981427), (2779, 722269), (4991, 402161), (7091, 283061), (9131, 219821), (12307, 163093), (23299, 86149), (31403, 63917)]