28258328

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9521}}^1$

素因数の和:9587

約数の個数: 32

約数和(自身を含む): 61702560

約数和(自身を除く): 33444232

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 9521, 19042, 38084, 66647, 76168, 133294, 266588, 504613, 533176, 1009226, 2018452, 3532291, 4036904, 7064582, 14129164, 28258328]

約数ペア:

[(1, 28258328), (2, 14129164), (4, 7064582), (7, 4036904), (8, 3532291), (14, 2018452), (28, 1009226), (53, 533176), (56, 504613), (106, 266588), (212, 133294), (371, 76168), (424, 66647), (742, 38084), (1484, 19042), (2968, 9521)]