25329321

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 38787840

約数和(自身を除く): 13458519

約数列:

[1, 3, 9, 27, 71, 73, 181, 213, 219, 543, 639, 657, 1629, 1917, 1971, 4887, 5183, 12851, 13213, 15549, 38553, 39639, 46647, 115659, 118917, 139941, 346977, 356751, 938123, 2814369, 8443107, 25329321]

約数ペア:

[(1, 25329321), (3, 8443107), (9, 2814369), (27, 938123), (71, 356751), (73, 346977), (181, 139941), (213, 118917), (219, 115659), (543, 46647), (639, 39639), (657, 38553), (1629, 15549), (1917, 13213), (1971, 12851), (4887, 5183)]