219317072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{1949}}^1$

素因数の和:2511

約数の個数: 40

約数和(自身を含む): 458694600

約数和(自身を除く): 239377528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 541, 1082, 1949, 2164, 3898, 4328, 7033, 7796, 8656, 14066, 15592, 25337, 28132, 31184, 50674, 56264, 101348, 112528, 202696, 405392, 1054409, 2108818, 4217636, 8435272, 13707317, 16870544, 27414634, 54829268, 109658536, 219317072]

約数ペア:

[(1, 219317072), (2, 109658536), (4, 54829268), (8, 27414634), (13, 16870544), (16, 13707317), (26, 8435272), (52, 4217636), (104, 2108818), (208, 1054409), (541, 405392), (1082, 202696), (1949, 112528), (2164, 101348), (3898, 56264), (4328, 50674), (7033, 31184), (7796, 28132), (8656, 25337), (14066, 15592)]