77450289

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{499}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 124800000

約数和(自身を除く): 47349711

約数列:

[1, 3, 7, 19, 21, 57, 133, 389, 399, 499, 1167, 1497, 2723, 3493, 7391, 8169, 9481, 10479, 22173, 28443, 51737, 66367, 155211, 194111, 199101, 582333, 1358777, 3688109, 4076331, 11064327, 25816763, 77450289]

約数ペア:

[(1, 77450289), (3, 25816763), (7, 11064327), (19, 4076331), (21, 3688109), (57, 1358777), (133, 582333), (389, 199101), (399, 194111), (499, 155211), (1167, 66367), (1497, 51737), (2723, 28443), (3493, 22173), (7391, 10479), (8169, 9481)]