2011397973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{393697}}^1$

素因数の和:393844

約数の個数: 16

約数和(自身を含む): 2910215616

約数和(自身を除く): 898817643

約数列:

[1, 3, 13, 39, 131, 393, 1703, 5109, 393697, 1181091, 5118061, 15354183, 51574307, 154722921, 670465991, 2011397973]

約数ペア:

[(1, 2011397973), (3, 670465991), (13, 154722921), (39, 51574307), (131, 15354183), (393, 5118061), (1703, 1181091), (5109, 393697)]