16218873

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:299

約数の個数: 40

約数和(自身を含む): 26832960

約数和(自身を除く): 10614087

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 109, 167, 297, 327, 501, 891, 981, 1199, 1503, 1837, 2943, 3597, 4509, 5511, 8829, 10791, 13527, 16533, 18203, 32373, 49599, 54609, 97119, 148797, 163827, 200233, 491481, 600699, 1474443, 1802097, 5406291, 16218873]

約数ペア:

[(1, 16218873), (3, 5406291), (9, 1802097), (11, 1474443), (27, 600699), (33, 491481), (81, 200233), (99, 163827), (109, 148797), (167, 97119), (297, 54609), (327, 49599), (501, 32373), (891, 18203), (981, 16533), (1199, 13527), (1503, 10791), (1837, 8829), (2943, 5511), (3597, 4509)]