28078778

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{154279}}^1$

素因数の和:154301

約数の個数: 16

約数和(自身を含む): 51838080

約数和(自身を除く): 23759302

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 154279, 308558, 1079953, 2005627, 2159906, 4011254, 14039389, 28078778]

約数ペア:

[(1, 28078778), (2, 14039389), (7, 4011254), (13, 2159906), (14, 2005627), (26, 1079953), (91, 308558), (182, 154279)]