784475316

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{3109}}^1$

素因数の和:3325

約数の個数: 72

約数和(自身を含む): 2042200160

約数和(自身を除く): 1257724844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 163, 172, 258, 326, 387, 489, 516, 652, 774, 978, 1467, 1548, 1956, 2934, 3109, 5868, 6218, 7009, 9327, 12436, 14018, 18654, 21027, 27981, 28036, 37308, 42054, 55962, 63081, 84108, 111924, 126162, 133687, 252324, 267374, 401061, 506767, 534748, 802122, 1013534, 1203183, 1520301, 1604244, 2027068, 2406366, 3040602, 4560903, 4812732, 6081204, 9121806, 18243612, 21790981, 43581962, 65372943, 87163924, 130745886, 196118829, 261491772, 392237658, 784475316]

約数ペア:

[(1, 784475316), (2, 392237658), (3, 261491772), (4, 196118829), (6, 130745886), (9, 87163924), (12, 65372943), (18, 43581962), (36, 21790981), (43, 18243612), (86, 9121806), (129, 6081204), (163, 4812732), (172, 4560903), (258, 3040602), (326, 2406366), (387, 2027068), (489, 1604244), (516, 1520301), (652, 1203183), (774, 1013534), (978, 802122), (1467, 534748), (1548, 506767), (1956, 401061), (2934, 267374), (3109, 252324), (5868, 133687), (6218, 126162), (7009, 111924), (9327, 84108), (12436, 63081), (14018, 55962), (18654, 42054), (21027, 37308), (27981, 28036)]