16407993

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 36

約数和(自身を含む): 26729808

約数和(自身を除く): 10321815

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 211, 483, 529, 633, 1127, 1477, 1587, 3381, 3703, 4431, 4853, 10339, 11109, 14559, 25921, 31017, 33971, 77763, 101913, 111619, 237797, 334857, 713391, 781333, 2343999, 5469331, 16407993]

約数ペア:

[(1, 16407993), (3, 5469331), (7, 2343999), (21, 781333), (23, 713391), (49, 334857), (69, 237797), (147, 111619), (161, 101913), (211, 77763), (483, 33971), (529, 31017), (633, 25921), (1127, 14559), (1477, 11109), (1587, 10339), (3381, 4853), (3703, 4431)]