28711266

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 63825408

約数和(自身を除く): 35114142

約数列:

[1, 2, 3, 6, 17, 34, 47, 51, 53, 94, 102, 106, 113, 141, 159, 226, 282, 318, 339, 678, 799, 901, 1598, 1802, 1921, 2397, 2491, 2703, 3842, 4794, 4982, 5311, 5406, 5763, 5989, 7473, 10622, 11526, 11978, 14946, 15933, 17967, 31866, 35934, 42347, 84694, 90287, 101813, 127041, 180574, 203626, 254082, 270861, 281483, 305439, 541722, 562966, 610878, 844449, 1688898, 4785211, 9570422, 14355633, 28711266]

約数ペア:

[(1, 28711266), (2, 14355633), (3, 9570422), (6, 4785211), (17, 1688898), (34, 844449), (47, 610878), (51, 562966), (53, 541722), (94, 305439), (102, 281483), (106, 270861), (113, 254082), (141, 203626), (159, 180574), (226, 127041), (282, 101813), (318, 90287), (339, 84694), (678, 42347), (799, 35934), (901, 31866), (1598, 17967), (1802, 15933), (1921, 14946), (2397, 11978), (2491, 11526), (2703, 10622), (3842, 7473), (4794, 5989), (4982, 5763), (5311, 5406)]