25215866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 42940800

約数和(自身を除く): 17724934

約数列:

[1, 2, 13, 23, 26, 46, 149, 283, 298, 299, 566, 598, 1937, 3427, 3679, 3874, 6509, 6854, 7358, 13018, 42167, 44551, 84334, 84617, 89102, 169234, 548171, 969841, 1096342, 1939682, 12607933, 25215866]

約数ペア:

[(1, 25215866), (2, 12607933), (13, 1939682), (23, 1096342), (26, 969841), (46, 548171), (149, 169234), (283, 89102), (298, 84617), (299, 84334), (566, 44551), (598, 42167), (1937, 13018), (3427, 7358), (3679, 6854), (3874, 6509)]