321569433

素因数分解:

$3^5\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 540860320

約数和(自身を除く): 219290887

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 241, 243, 289, 323, 459, 513, 723, 867, 969, 1377, 1539, 2169, 2601, 2907, 4097, 4131, 4579, 4617, 5491, 6507, 7803, 8721, 12291, 13737, 16473, 19521, 23409, 26163, 36873, 41211, 49419, 58563, 69649, 70227, 77843, 78489, 110619, 123633, 148257, 208947, 233529, 331857, 370899, 444771, 626841, 700587, 995571, 1112697, 1323331, 1334313, 1880523, 2101761, 3969993, 5641569, 6305283, 11909979, 16924707, 18915849, 35729937, 107189811, 321569433]

約数ペア:

[(1, 321569433), (3, 107189811), (9, 35729937), (17, 18915849), (19, 16924707), (27, 11909979), (51, 6305283), (57, 5641569), (81, 3969993), (153, 2101761), (171, 1880523), (241, 1334313), (243, 1323331), (289, 1112697), (323, 995571), (459, 700587), (513, 626841), (723, 444771), (867, 370899), (969, 331857), (1377, 233529), (1539, 208947), (2169, 148257), (2601, 123633), (2907, 110619), (4097, 78489), (4131, 77843), (4579, 70227), (4617, 69649), (5491, 58563), (6507, 49419), (7803, 41211), (8721, 36873), (12291, 26163), (13737, 23409), (16473, 19521)]