221493246

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2839657}}^1$

素因数の和:2839675

約数の個数: 16

約数和(自身を含む): 477062544

約数和(自身を除く): 255569298

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2839657, 5679314, 8518971, 17037942, 36915541, 73831082, 110746623, 221493246]

約数ペア:

[(1, 221493246), (2, 110746623), (3, 73831082), (6, 36915541), (13, 17037942), (26, 8518971), (39, 5679314), (78, 2839657)]