27977139

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:232

約数の個数: 36

約数和(自身を含む): 43586400

約数和(自身を除く): 15609261

約数列:

[1, 3, 9, 19, 57, 79, 109, 171, 237, 327, 361, 711, 981, 1083, 1501, 2071, 3249, 4503, 6213, 8611, 13509, 18639, 25833, 28519, 39349, 77499, 85557, 118047, 163609, 256671, 354141, 490827, 1472481, 3108571, 9325713, 27977139]

約数ペア:

[(1, 27977139), (3, 9325713), (9, 3108571), (19, 1472481), (57, 490827), (79, 354141), (109, 256671), (171, 163609), (237, 118047), (327, 85557), (361, 77499), (711, 39349), (981, 28519), (1083, 25833), (1501, 18639), (2071, 13509), (3249, 8611), (4503, 6213)]