247142896

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1187}}^1$

素因数の和:1239

約数の個数: 120

約数和(自身を含む): 646994304

約数和(自身を除く): 399851408

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 169, 176, 182, 208, 286, 308, 338, 364, 572, 616, 676, 728, 1001, 1144, 1183, 1187, 1232, 1352, 1456, 1859, 2002, 2288, 2366, 2374, 2704, 3718, 4004, 4732, 4748, 7436, 8008, 8309, 9464, 9496, 13013, 13057, 14872, 15431, 16016, 16618, 18928, 18992, 26026, 26114, 29744, 30862, 33236, 52052, 52228, 61724, 66472, 91399, 104104, 104456, 108017, 123448, 132944, 169741, 182798, 200603, 208208, 208912, 216034, 246896, 339482, 365596, 401206, 432068, 678964, 731192, 802412, 864136, 1188187, 1357928, 1404221, 1462384, 1604824, 1728272, 2206633, 2376374, 2715856, 2808442, 3209648, 4413266, 4752748, 5616884, 8826532, 9505496, 11233768, 15446431, 17653064, 19010992, 22467536, 30892862, 35306128, 61785724, 123571448, 247142896]

約数ペア:

[(1, 247142896), (2, 123571448), (4, 61785724), (7, 35306128), (8, 30892862), (11, 22467536), (13, 19010992), (14, 17653064), (16, 15446431), (22, 11233768), (26, 9505496), (28, 8826532), (44, 5616884), (52, 4752748), (56, 4413266), (77, 3209648), (88, 2808442), (91, 2715856), (104, 2376374), (112, 2206633), (143, 1728272), (154, 1604824), (169, 1462384), (176, 1404221), (182, 1357928), (208, 1188187), (286, 864136), (308, 802412), (338, 731192), (364, 678964), (572, 432068), (616, 401206), (676, 365596), (728, 339482), (1001, 246896), (1144, 216034), (1183, 208912), (1187, 208208), (1232, 200603), (1352, 182798), (1456, 169741), (1859, 132944), (2002, 123448), (2288, 108017), (2366, 104456), (2374, 104104), (2704, 91399), (3718, 66472), (4004, 61724), (4732, 52228), (4748, 52052), (7436, 33236), (8008, 30862), (8309, 29744), (9464, 26114), (9496, 26026), (13013, 18992), (13057, 18928), (14872, 16618), (15431, 16016)]