649177555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{9631}}^1$

素因数の和:9727

約数の個数: 32

約数和(自身を含む): 902942208

約数和(自身を除く): 253764653

約数列:

[1, 5, 13, 17, 61, 65, 85, 221, 305, 793, 1037, 1105, 3965, 5185, 9631, 13481, 48155, 67405, 125203, 163727, 587491, 626015, 818635, 2128451, 2937455, 7637383, 9987347, 10642255, 38186915, 49936735, 129835511, 649177555]

約数ペア:

[(1, 649177555), (5, 129835511), (13, 49936735), (17, 38186915), (61, 10642255), (65, 9987347), (85, 7637383), (221, 2937455), (305, 2128451), (793, 818635), (1037, 626015), (1105, 587491), (3965, 163727), (5185, 125203), (9631, 67405), (13481, 48155)]