258718616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{57853}}^1$

素因数の和:57915

約数の個数: 32

約数和(自身を含む): 534570960

約数和(自身を除く): 275852344

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 57853, 115706, 231412, 462824, 752089, 1504178, 2487679, 3008356, 4975358, 6016712, 9950716, 19901432, 32339827, 64679654, 129359308, 258718616]

約数ペア:

[(1, 258718616), (2, 129359308), (4, 64679654), (8, 32339827), (13, 19901432), (26, 9950716), (43, 6016712), (52, 4975358), (86, 3008356), (104, 2487679), (172, 1504178), (344, 752089), (559, 462824), (1118, 231412), (2236, 115706), (4472, 57853)]