213892406

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 408984576

約数和(自身を除く): 195092170

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 151, 181, 182, 301, 302, 362, 559, 602, 1057, 1118, 1267, 1963, 2114, 2353, 2534, 3913, 3926, 4706, 6493, 7783, 7826, 12986, 13741, 15566, 16471, 27331, 27482, 32942, 45451, 54481, 54662, 84409, 90902, 101179, 108962, 168818, 191317, 202358, 355303, 382634, 590863, 708253, 710606, 1175233, 1181726, 1416506, 2350466, 2487121, 4974242, 8226631, 15278029, 16453262, 30556058, 106946203, 213892406]

約数ペア:

[(1, 213892406), (2, 106946203), (7, 30556058), (13, 16453262), (14, 15278029), (26, 8226631), (43, 4974242), (86, 2487121), (91, 2350466), (151, 1416506), (181, 1181726), (182, 1175233), (301, 710606), (302, 708253), (362, 590863), (559, 382634), (602, 355303), (1057, 202358), (1118, 191317), (1267, 168818), (1963, 108962), (2114, 101179), (2353, 90902), (2534, 84409), (3913, 54662), (3926, 54481), (4706, 45451), (6493, 32942), (7783, 27482), (7826, 27331), (12986, 16471), (13741, 15566)]