28758030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{136943}}^1$

素因数の和:136960

約数の個数: 32

約数和(自身を含む): 78879744

約数和(自身を除く): 50121714

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 136943, 273886, 410829, 684715, 821658, 958601, 1369430, 1917202, 2054145, 2875803, 4108290, 4793005, 5751606, 9586010, 14379015, 28758030]

約数ペア:

[(1, 28758030), (2, 14379015), (3, 9586010), (5, 5751606), (6, 4793005), (7, 4108290), (10, 2875803), (14, 2054145), (15, 1917202), (21, 1369430), (30, 958601), (35, 821658), (42, 684715), (70, 410829), (105, 273886), (210, 136943)]