55378869

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{28979}}^1$

素因数の和:29009

約数の個数: 24

約数和(自身を含む): 92504160

約数和(自身を除く): 37125291

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 28979, 86937, 202853, 376727, 608559, 1130181, 1419971, 2637089, 4259913, 7911267, 18459623, 55378869]

約数ペア:

[(1, 55378869), (3, 18459623), (7, 7911267), (13, 4259913), (21, 2637089), (39, 1419971), (49, 1130181), (91, 608559), (147, 376727), (273, 202853), (637, 86937), (1911, 28979)]