639077034

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{28411}}^1$

素因数の和:28602

約数の個数: 32

約数和(自身を含む): 1341955584

約数和(自身を除く): 702878550

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 163, 326, 489, 978, 3749, 7498, 11247, 22494, 28411, 56822, 85233, 170466, 653453, 1306906, 1960359, 3920718, 4630993, 9261986, 13892979, 27785958, 106512839, 213025678, 319538517, 639077034]

約数ペア:

[(1, 639077034), (2, 319538517), (3, 213025678), (6, 106512839), (23, 27785958), (46, 13892979), (69, 9261986), (138, 4630993), (163, 3920718), (326, 1960359), (489, 1306906), (978, 653453), (3749, 170466), (7498, 85233), (11247, 56822), (22494, 28411)]