64391835

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10979}}^1$

素因数の和:11027

約数の個数: 32

約数和(自身を含む): 113840640

約数和(自身を除く): 49448805

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5865, 10979, 32937, 54895, 164685, 186643, 252517, 559929, 757551, 933215, 1262585, 2799645, 3787755, 4292789, 12878367, 21463945, 64391835]

約数ペア:

[(1, 64391835), (3, 21463945), (5, 12878367), (15, 4292789), (17, 3787755), (23, 2799645), (51, 1262585), (69, 933215), (85, 757551), (115, 559929), (255, 252517), (345, 186643), (391, 164685), (1173, 54895), (1955, 32937), (5865, 10979)]