9491890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:562

約数の個数: 32

約数和(自身を含む): 17938944

約数和(自身を除く): 8447054

約数列:

[1, 2, 5, 10, 31, 62, 67, 134, 155, 310, 335, 457, 670, 914, 2077, 2285, 4154, 4570, 10385, 14167, 20770, 28334, 30619, 61238, 70835, 141670, 153095, 306190, 949189, 1898378, 4745945, 9491890]

約数ペア:

[(1, 9491890), (2, 4745945), (5, 1898378), (10, 949189), (31, 306190), (62, 153095), (67, 141670), (134, 70835), (155, 61238), (310, 30619), (335, 28334), (457, 20770), (670, 14167), (914, 10385), (2077, 4570), (2285, 4154)]