55028778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1310209}}^1$

素因数の和:1310221

約数の個数: 16

約数和(自身を含む): 125780160

約数和(自身を除く): 70751382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1310209, 2620418, 3930627, 7861254, 9171463, 18342926, 27514389, 55028778]

約数ペア:

[(1, 55028778), (2, 27514389), (3, 18342926), (6, 9171463), (7, 7861254), (14, 3930627), (21, 2620418), (42, 1310209)]