16368891

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 28366848

約数和(自身を除く): 11997957

約数列:

[1, 3, 7, 11, 21, 33, 49, 53, 77, 147, 159, 191, 231, 371, 539, 573, 583, 1113, 1337, 1617, 1749, 2101, 2597, 4011, 4081, 6303, 7791, 9359, 10123, 12243, 14707, 28077, 28567, 30369, 44121, 70861, 85701, 102949, 111353, 212583, 308847, 334059, 496027, 779471, 1488081, 2338413, 5456297, 16368891]

約数ペア:

[(1, 16368891), (3, 5456297), (7, 2338413), (11, 1488081), (21, 779471), (33, 496027), (49, 334059), (53, 308847), (77, 212583), (147, 111353), (159, 102949), (191, 85701), (231, 70861), (371, 44121), (539, 30369), (573, 28567), (583, 28077), (1113, 14707), (1337, 12243), (1617, 10123), (1749, 9359), (2101, 7791), (2597, 6303), (4011, 4081)]