28130212.000000000

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{233071}}^1$

素因数の和:233111

約数の個数: 32

約数和(自身を含む): 447498240

約数和(自身を除く): 274093416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 233071, 466142, 699213, 932284, 1398426, 1864568, 2796852, 5593704, 7225201, 14450402, 21675603, 28900804, 43351206, 57801608, 86702412, 173404824]

約数ペア:

[(1, 173404824), (2, 86702412), (3, 57801608), (4, 43351206), (6, 28900804), (8, 21675603), (12, 14450402), (24, 7225201), (31, 5593704), (62, 2796852), (93, 1864568), (124, 1398426), (186, 932284), (248, 699213), (372, 466142), (744, 233071)]