28065756

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 67760000

約数和(自身を除く): 39694244

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 109, 129, 172, 218, 258, 327, 436, 499, 516, 654, 998, 1308, 1497, 1996, 2994, 4687, 5988, 9374, 14061, 18748, 21457, 28122, 42914, 54391, 56244, 64371, 85828, 108782, 128742, 163173, 217564, 257484, 326346, 652692, 2338813, 4677626, 7016439, 9355252, 14032878, 28065756]

約数ペア:

[(1, 28065756), (2, 14032878), (3, 9355252), (4, 7016439), (6, 4677626), (12, 2338813), (43, 652692), (86, 326346), (109, 257484), (129, 217564), (172, 163173), (218, 128742), (258, 108782), (327, 85828), (436, 64371), (499, 56244), (516, 54391), (654, 42914), (998, 28122), (1308, 21457), (1497, 18748), (1996, 14061), (2994, 9374), (4687, 5988)]