131218308

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16493}}^1$

素因数の和:16533

約数の個数: 72

約数和(自身を含む): 378240408

約数和(自身を除く): 247022100

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 16493, 32986, 49479, 65972, 98958, 148437, 197916, 214409, 280381, 296874, 428818, 560762, 593748, 643227, 841143, 857636, 1121524, 1286454, 1682286, 1929681, 2523429, 2572908, 3364572, 3644953, 3859362, 5046858, 7289906, 7718724, 10093716, 10934859, 14579812, 21869718, 32804577, 43739436, 65609154, 131218308]

約数ペア:

[(1, 131218308), (2, 65609154), (3, 43739436), (4, 32804577), (6, 21869718), (9, 14579812), (12, 10934859), (13, 10093716), (17, 7718724), (18, 7289906), (26, 5046858), (34, 3859362), (36, 3644953), (39, 3364572), (51, 2572908), (52, 2523429), (68, 1929681), (78, 1682286), (102, 1286454), (117, 1121524), (153, 857636), (156, 841143), (204, 643227), (221, 593748), (234, 560762), (306, 428818), (442, 296874), (468, 280381), (612, 214409), (663, 197916), (884, 148437), (1326, 98958), (1989, 65972), (2652, 49479), (3978, 32986), (7956, 16493)]