15161972

素因数分解:

$2^2\times 7^3\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 31785600

約数和(自身を除く): 16623628

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 257, 301, 343, 514, 602, 686, 1028, 1204, 1372, 1799, 2107, 3598, 4214, 7196, 8428, 11051, 12593, 14749, 22102, 25186, 29498, 44204, 50372, 58996, 77357, 88151, 154714, 176302, 309428, 352604, 541499, 1082998, 2165996, 3790493, 7580986, 15161972]

約数ペア:

[(1, 15161972), (2, 7580986), (4, 3790493), (7, 2165996), (14, 1082998), (28, 541499), (43, 352604), (49, 309428), (86, 176302), (98, 154714), (172, 88151), (196, 77357), (257, 58996), (301, 50372), (343, 44204), (514, 29498), (602, 25186), (686, 22102), (1028, 14749), (1204, 12593), (1372, 11051), (1799, 8428), (2107, 7196), (3598, 4214)]