1971036291513

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1747}}^1\times {\mathrm{80239}}^1$

素因数の和:82141

約数の個数: 32

約数和(自身を含む): 2715424307200

約数和(自身を除く): 744388015687

約数列:

[1, 3, 43, 109, 129, 327, 1747, 4687, 5241, 14061, 75121, 80239, 190423, 225363, 240717, 571269, 3450277, 8188189, 8746051, 10350831, 24564567, 26238153, 140177533, 376080193, 420532599, 1128240579, 6027633919, 15279351097, 18082901757, 45838053291, 657012097171, 1971036291513]

約数ペア:

[(1, 1971036291513), (3, 657012097171), (43, 45838053291), (109, 18082901757), (129, 15279351097), (327, 6027633919), (1747, 1128240579), (4687, 420532599), (5241, 376080193), (14061, 140177533), (75121, 26238153), (80239, 24564567), (190423, 10350831), (225363, 8746051), (240717, 8188189), (571269, 3450277)]