28222432

素因数分解:

$2^5\times 7^2\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:504

約数の個数: 72

約数和(自身を含む): 66361680

約数和(自身を除く): 38139248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 82, 98, 112, 164, 196, 224, 287, 328, 392, 439, 574, 656, 784, 878, 1148, 1312, 1568, 1756, 2009, 2296, 3073, 3512, 4018, 4592, 6146, 7024, 8036, 9184, 12292, 14048, 16072, 17999, 21511, 24584, 32144, 35998, 43022, 49168, 64288, 71996, 86044, 98336, 125993, 143992, 172088, 251986, 287984, 344176, 503972, 575968, 688352, 881951, 1007944, 1763902, 2015888, 3527804, 4031776, 7055608, 14111216, 28222432]

約数ペア:

[(1, 28222432), (2, 14111216), (4, 7055608), (7, 4031776), (8, 3527804), (14, 2015888), (16, 1763902), (28, 1007944), (32, 881951), (41, 688352), (49, 575968), (56, 503972), (82, 344176), (98, 287984), (112, 251986), (164, 172088), (196, 143992), (224, 125993), (287, 98336), (328, 86044), (392, 71996), (439, 64288), (574, 49168), (656, 43022), (784, 35998), (878, 32144), (1148, 24584), (1312, 21511), (1568, 17999), (1756, 16072), (2009, 14048), (2296, 12292), (3073, 9184), (3512, 8036), (4018, 7024), (4592, 6146)]