12990228

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 31256064

約数和(自身を除く): 18265836

約数列:

[1, 2, 3, 4, 6, 12, 67, 107, 134, 151, 201, 214, 268, 302, 321, 402, 428, 453, 604, 642, 804, 906, 1284, 1812, 7169, 10117, 14338, 16157, 20234, 21507, 28676, 30351, 32314, 40468, 43014, 48471, 60702, 64628, 86028, 96942, 121404, 193884, 1082519, 2165038, 3247557, 4330076, 6495114, 12990228]

約数ペア:

[(1, 12990228), (2, 6495114), (3, 4330076), (4, 3247557), (6, 2165038), (12, 1082519), (67, 193884), (107, 121404), (134, 96942), (151, 86028), (201, 64628), (214, 60702), (268, 48471), (302, 43014), (321, 40468), (402, 32314), (428, 30351), (453, 28676), (604, 21507), (642, 20234), (804, 16157), (906, 14338), (1284, 10117), (1812, 7169)]