219491272

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27409}}^1$

素因数の和:27446

約数の個数: 64

約数和(自身を含む): 552585600

約数和(自身を除く): 333094328

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 27409, 54818, 109636, 191863, 219272, 301499, 356317, 383726, 602998, 712634, 767452, 1205996, 1425268, 1534904, 2110493, 2411992, 2494219, 2850536, 3919487, 4220986, 4988438, 7838974, 8441972, 9976876, 15677948, 16883944, 19953752, 27436409, 31355896, 54872818, 109745636, 219491272]

約数ペア:

[(1, 219491272), (2, 109745636), (4, 54872818), (7, 31355896), (8, 27436409), (11, 19953752), (13, 16883944), (14, 15677948), (22, 9976876), (26, 8441972), (28, 7838974), (44, 4988438), (52, 4220986), (56, 3919487), (77, 2850536), (88, 2494219), (91, 2411992), (104, 2110493), (143, 1534904), (154, 1425268), (182, 1205996), (286, 767452), (308, 712634), (364, 602998), (572, 383726), (616, 356317), (728, 301499), (1001, 219272), (1144, 191863), (2002, 109636), (4004, 54818), (8008, 27409)]