216991951

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{6217}}^1$

素因数の和:6414

約数の個数: 16

約数和(自身を含む): 250709760

約数和(自身を除く): 33717809

約数列:

[1, 11, 19, 167, 209, 1837, 3173, 6217, 34903, 68387, 118123, 1038239, 1299353, 11420629, 19726541, 216991951]

約数ペア:

[(1, 216991951), (11, 19726541), (19, 11420629), (167, 1299353), (209, 1038239), (1837, 118123), (3173, 68387), (6217, 34903)]