27503316

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 72232160

約数和(自身を除く): 44728844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 109, 129, 163, 172, 218, 258, 326, 327, 387, 436, 489, 516, 652, 654, 774, 978, 981, 1308, 1467, 1548, 1956, 1962, 2934, 3924, 4687, 5868, 7009, 9374, 14018, 14061, 17767, 18748, 21027, 28036, 28122, 35534, 42054, 42183, 53301, 56244, 63081, 71068, 84108, 84366, 106602, 126162, 159903, 168732, 213204, 252324, 319806, 639612, 763981, 1527962, 2291943, 3055924, 4583886, 6875829, 9167772, 13751658, 27503316]

約数ペア:

[(1, 27503316), (2, 13751658), (3, 9167772), (4, 6875829), (6, 4583886), (9, 3055924), (12, 2291943), (18, 1527962), (36, 763981), (43, 639612), (86, 319806), (109, 252324), (129, 213204), (163, 168732), (172, 159903), (218, 126162), (258, 106602), (326, 84366), (327, 84108), (387, 71068), (436, 63081), (489, 56244), (516, 53301), (652, 42183), (654, 42054), (774, 35534), (978, 28122), (981, 28036), (1308, 21027), (1467, 18748), (1548, 17767), (1956, 14061), (1962, 14018), (2934, 9374), (3924, 7009), (4687, 5868)]