71223138

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:549

約数の個数: 80

約数和(自身を含む): 183927744

約数和(自身を除く): 112704606

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 181, 189, 347, 362, 378, 543, 567, 694, 1041, 1086, 1134, 1267, 1629, 2082, 2429, 2534, 3123, 3258, 3801, 4858, 4887, 6246, 7287, 7602, 9369, 9774, 11403, 14574, 14661, 18738, 21861, 22806, 28107, 29322, 34209, 43722, 56214, 62807, 65583, 68418, 102627, 125614, 131166, 188421, 196749, 205254, 376842, 393498, 439649, 565263, 879298, 1130526, 1318947, 1695789, 2637894, 3391578, 3956841, 5087367, 7913682, 10174734, 11870523, 23741046, 35611569, 71223138]

約数ペア:

[(1, 71223138), (2, 35611569), (3, 23741046), (6, 11870523), (7, 10174734), (9, 7913682), (14, 5087367), (18, 3956841), (21, 3391578), (27, 2637894), (42, 1695789), (54, 1318947), (63, 1130526), (81, 879298), (126, 565263), (162, 439649), (181, 393498), (189, 376842), (347, 205254), (362, 196749), (378, 188421), (543, 131166), (567, 125614), (694, 102627), (1041, 68418), (1086, 65583), (1134, 62807), (1267, 56214), (1629, 43722), (2082, 34209), (2429, 29322), (2534, 28107), (3123, 22806), (3258, 21861), (3801, 18738), (4858, 14661), (4887, 14574), (6246, 11403), (7287, 9774), (7602, 9369)]