447658939

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 567350784

約数和(自身を除く): 119691845

約数列:

[1, 7, 13, 43, 91, 233, 301, 491, 559, 1631, 3029, 3437, 3913, 6383, 10019, 21113, 21203, 44681, 70133, 114403, 130247, 147791, 274469, 800821, 911729, 1487239, 1921283, 4919329, 10410673, 34435303, 63951277, 447658939]

約数ペア:

[(1, 447658939), (7, 63951277), (13, 34435303), (43, 10410673), (91, 4919329), (233, 1921283), (301, 1487239), (491, 911729), (559, 800821), (1631, 274469), (3029, 147791), (3437, 130247), (3913, 114403), (6383, 70133), (10019, 44681), (21113, 21203)]