2013048575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{13627}}^1$

素因数の和:13967

約数の個数: 24

約数和(自身を含む): 2636200320

約数和(自身を除く): 623151745

約数列:

[1, 5, 19, 25, 95, 311, 475, 1555, 5909, 7775, 13627, 29545, 68135, 147725, 258913, 340675, 1294565, 4237997, 6472825, 21189985, 80521943, 105949925, 402609715, 2013048575]

約数ペア:

[(1, 2013048575), (5, 402609715), (19, 105949925), (25, 80521943), (95, 21189985), (311, 6472825), (475, 4237997), (1555, 1294565), (5909, 340675), (7775, 258913), (13627, 147725), (29545, 68135)]