51455209

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 62705664

約数和(自身を除く): 11250455

約数列:

[1, 13, 17, 23, 53, 191, 221, 299, 391, 689, 901, 1219, 2483, 3247, 4393, 5083, 10123, 11713, 15847, 20723, 42211, 57109, 74681, 131599, 172091, 232829, 269399, 970853, 2237183, 3026777, 3958093, 51455209]

約数ペア:

[(1, 51455209), (13, 3958093), (17, 3026777), (23, 2237183), (53, 970853), (191, 269399), (221, 232829), (299, 172091), (391, 131599), (689, 74681), (901, 57109), (1219, 42211), (2483, 20723), (3247, 15847), (4393, 11713), (5083, 10123)]