28986783

素因数分解:

$3^1\times 7^2\times {\mathrm{293}}^1\times {\mathrm{673}}^1$

素因数の和:983

約数の個数: 24

約数和(自身を含む): 45179568

約数和(自身を除く): 16192785

約数列:

[1, 3, 7, 21, 49, 147, 293, 673, 879, 2019, 2051, 4711, 6153, 14133, 14357, 32977, 43071, 98931, 197189, 591567, 1380323, 4140969, 9662261, 28986783]

約数ペア:

[(1, 28986783), (3, 9662261), (7, 4140969), (21, 1380323), (49, 591567), (147, 197189), (293, 98931), (673, 43071), (879, 32977), (2019, 14357), (2051, 14133), (4711, 6153)]