6471647

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 8449056

約数和(自身を除く): 1977409

約数列:

[1, 7, 13, 19, 91, 133, 197, 247, 361, 1379, 1729, 2527, 2561, 3743, 4693, 17927, 26201, 32851, 48659, 71117, 340613, 497819, 924521, 6471647]

約数ペア:

[(1, 6471647), (7, 924521), (13, 497819), (19, 340613), (91, 71117), (133, 48659), (197, 32851), (247, 26201), (361, 17927), (1379, 4693), (1729, 3743), (2527, 2561)]