75445587

素因数分解:

$3^4\times 7^1\times {\mathrm{271}}^1\times {\mathrm{491}}^1$

素因数の和:781

約数の個数: 40

約数和(自身を含む): 129541632

約数和(自身を除く): 54096045

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 271, 491, 567, 813, 1473, 1897, 2439, 3437, 4419, 5691, 7317, 10311, 13257, 17073, 21951, 30933, 39771, 51219, 92799, 133061, 153657, 278397, 399183, 931427, 1197549, 2794281, 3592647, 8382843, 10777941, 25148529, 75445587]

約数ペア:

[(1, 75445587), (3, 25148529), (7, 10777941), (9, 8382843), (21, 3592647), (27, 2794281), (63, 1197549), (81, 931427), (189, 399183), (271, 278397), (491, 153657), (567, 133061), (813, 92799), (1473, 51219), (1897, 39771), (2439, 30933), (3437, 21951), (4419, 17073), (5691, 13257), (7317, 10311)]