16404363

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 40

約数和(自身を含む): 26019840

約数和(自身を除く): 9615477

約数列:

[1, 3, 9, 27, 31, 47, 81, 93, 139, 141, 279, 417, 423, 837, 1251, 1269, 1457, 2511, 3753, 3807, 4309, 4371, 6533, 11259, 12927, 13113, 19599, 38781, 39339, 58797, 116343, 118017, 176391, 202523, 349029, 529173, 607569, 1822707, 5468121, 16404363]

約数ペア:

[(1, 16404363), (3, 5468121), (9, 1822707), (27, 607569), (31, 529173), (47, 349029), (81, 202523), (93, 176391), (139, 118017), (141, 116343), (279, 58797), (417, 39339), (423, 38781), (837, 19599), (1251, 13113), (1269, 12927), (1457, 11259), (2511, 6533), (3753, 4371), (3807, 4309)]