28228954

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 46992960

約数和(自身を除く): 18764006

約数列:

[1, 2, 13, 26, 73, 107, 139, 146, 214, 278, 949, 1391, 1807, 1898, 2782, 3614, 7811, 10147, 14873, 15622, 20294, 29746, 101543, 131911, 193349, 203086, 263822, 386698, 1085729, 2171458, 14114477, 28228954]

約数ペア:

[(1, 28228954), (2, 14114477), (13, 2171458), (26, 1085729), (73, 386698), (107, 263822), (139, 203086), (146, 193349), (214, 131911), (278, 101543), (949, 29746), (1391, 20294), (1807, 15622), (1898, 14873), (2782, 10147), (3614, 7811)]