28148844

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 67386368

約数和(自身を除く): 39237524

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 157, 201, 223, 268, 314, 402, 446, 471, 628, 669, 804, 892, 942, 1338, 1884, 2676, 10519, 14941, 21038, 29882, 31557, 35011, 42076, 44823, 59764, 63114, 70022, 89646, 105033, 126228, 140044, 179292, 210066, 420132, 2345737, 4691474, 7037211, 9382948, 14074422, 28148844]

約数ペア:

[(1, 28148844), (2, 14074422), (3, 9382948), (4, 7037211), (6, 4691474), (12, 2345737), (67, 420132), (134, 210066), (157, 179292), (201, 140044), (223, 126228), (268, 105033), (314, 89646), (402, 70022), (446, 63114), (471, 59764), (628, 44823), (669, 42076), (804, 35011), (892, 31557), (942, 29882), (1338, 21038), (1884, 14941), (2676, 10519)]