79621647

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{463}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 128286720

約数和(自身を除く): 48665073

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 431, 463, 1293, 1389, 3017, 3241, 8189, 8797, 9051, 9723, 24567, 26391, 57323, 61579, 171969, 184737, 199553, 598659, 1396871, 3791507, 4190613, 11374521, 26540549, 79621647]

約数ペア:

[(1, 79621647), (3, 26540549), (7, 11374521), (19, 4190613), (21, 3791507), (57, 1396871), (133, 598659), (399, 199553), (431, 184737), (463, 171969), (1293, 61579), (1389, 57323), (3017, 26391), (3241, 24567), (8189, 9723), (8797, 9051)]