221747344

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21757}}^1$

素因数の和:21792

約数の個数: 60

約数和(自身を含む): 538249404

約数和(自身を除く): 316502060

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 5096, 10192, 21757, 43514, 87028, 152299, 174056, 282841, 304598, 348112, 565682, 609196, 1066093, 1131364, 1218392, 1979887, 2132186, 2262728, 2436784, 3959774, 4264372, 4525456, 7919548, 8528744, 13859209, 15839096, 17057488, 27718418, 31678192, 55436836, 110873672, 221747344]

約数ペア:

[(1, 221747344), (2, 110873672), (4, 55436836), (7, 31678192), (8, 27718418), (13, 17057488), (14, 15839096), (16, 13859209), (26, 8528744), (28, 7919548), (49, 4525456), (52, 4264372), (56, 3959774), (91, 2436784), (98, 2262728), (104, 2132186), (112, 1979887), (182, 1218392), (196, 1131364), (208, 1066093), (364, 609196), (392, 565682), (637, 348112), (728, 304598), (784, 282841), (1274, 174056), (1456, 152299), (2548, 87028), (5096, 43514), (10192, 21757)]