28785354

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3449}}^1$

素因数の和:3574

約数の個数: 32

約数和(自身を含む): 62596800

約数和(自身を除く): 33811446

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 214, 321, 642, 1391, 2782, 3449, 4173, 6898, 8346, 10347, 20694, 44837, 89674, 134511, 269022, 369043, 738086, 1107129, 2214258, 4797559, 9595118, 14392677, 28785354]

約数ペア:

[(1, 28785354), (2, 14392677), (3, 9595118), (6, 4797559), (13, 2214258), (26, 1107129), (39, 738086), (78, 369043), (107, 269022), (214, 134511), (321, 89674), (642, 44837), (1391, 20694), (2782, 10347), (3449, 8346), (4173, 6898)]