428066548

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3907}}^1$

素因数の和:3981

約数の個数: 72

約数和(自身を含む): 960523872

約数和(自身を除く): 532457324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 49, 52, 86, 91, 98, 172, 182, 196, 301, 364, 559, 602, 637, 1118, 1204, 1274, 2107, 2236, 2548, 3907, 3913, 4214, 7814, 7826, 8428, 15628, 15652, 27349, 27391, 50791, 54698, 54782, 101582, 109396, 109564, 168001, 191443, 203164, 336002, 355537, 382886, 672004, 711074, 765772, 1176007, 1422148, 2184013, 2352014, 2488759, 4368026, 4704028, 4977518, 8232049, 8736052, 9955036, 15288091, 16464098, 30576182, 32928196, 61152364, 107016637, 214033274, 428066548]

約数ペア:

[(1, 428066548), (2, 214033274), (4, 107016637), (7, 61152364), (13, 32928196), (14, 30576182), (26, 16464098), (28, 15288091), (43, 9955036), (49, 8736052), (52, 8232049), (86, 4977518), (91, 4704028), (98, 4368026), (172, 2488759), (182, 2352014), (196, 2184013), (301, 1422148), (364, 1176007), (559, 765772), (602, 711074), (637, 672004), (1118, 382886), (1204, 355537), (1274, 336002), (2107, 203164), (2236, 191443), (2548, 168001), (3907, 109564), (3913, 109396), (4214, 101582), (7814, 54782), (7826, 54698), (8428, 50791), (15628, 27391), (15652, 27349)]