28484916

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 68544000

約数和(自身を除く): 40059084

約数列:

[1, 2, 3, 4, 6, 12, 67, 71, 134, 142, 201, 213, 268, 284, 402, 426, 499, 804, 852, 998, 1497, 1996, 2994, 4757, 5988, 9514, 14271, 19028, 28542, 33433, 35429, 57084, 66866, 70858, 100299, 106287, 133732, 141716, 200598, 212574, 401196, 425148, 2373743, 4747486, 7121229, 9494972, 14242458, 28484916]

約数ペア:

[(1, 28484916), (2, 14242458), (3, 9494972), (4, 7121229), (6, 4747486), (12, 2373743), (67, 425148), (71, 401196), (134, 212574), (142, 200598), (201, 141716), (213, 133732), (268, 106287), (284, 100299), (402, 70858), (426, 66866), (499, 57084), (804, 35429), (852, 33433), (998, 28542), (1497, 19028), (1996, 14271), (2994, 9514), (4757, 5988)]