128508534

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{8429}}^1$

素因数の和:8466

約数の個数: 72

約数和(自身を含む): 349811280

約数和(自身を除く): 221302746

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 121, 126, 154, 198, 231, 242, 363, 462, 693, 726, 847, 1089, 1386, 1694, 2178, 2541, 5082, 7623, 8429, 15246, 16858, 25287, 50574, 59003, 75861, 92719, 118006, 151722, 177009, 185438, 278157, 354018, 531027, 556314, 649033, 834471, 1019909, 1062054, 1298066, 1668942, 1947099, 2039818, 3059727, 3894198, 5841297, 6119454, 7139363, 9179181, 11682594, 14278726, 18358362, 21418089, 42836178, 64254267, 128508534]

約数ペア:

[(1, 128508534), (2, 64254267), (3, 42836178), (6, 21418089), (7, 18358362), (9, 14278726), (11, 11682594), (14, 9179181), (18, 7139363), (21, 6119454), (22, 5841297), (33, 3894198), (42, 3059727), (63, 2039818), (66, 1947099), (77, 1668942), (99, 1298066), (121, 1062054), (126, 1019909), (154, 834471), (198, 649033), (231, 556314), (242, 531027), (363, 354018), (462, 278157), (693, 185438), (726, 177009), (847, 151722), (1089, 118006), (1386, 92719), (1694, 75861), (2178, 59003), (2541, 50574), (5082, 25287), (7623, 16858), (8429, 15246)]