8972028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1$

素因数の和:1051

約数の個数: 72

約数和(自身を含む): 25734800

約数和(自身を除く): 16762772

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1009, 1482, 2018, 2223, 2964, 3027, 4036, 4446, 6054, 8892, 9081, 12108, 13117, 18162, 19171, 26234, 36324, 38342, 39351, 52468, 57513, 76684, 78702, 115026, 118053, 157404, 172539, 230052, 236106, 249223, 345078, 472212, 498446, 690156, 747669, 996892, 1495338, 2243007, 2990676, 4486014, 8972028]

約数ペア:

[(1, 8972028), (2, 4486014), (3, 2990676), (4, 2243007), (6, 1495338), (9, 996892), (12, 747669), (13, 690156), (18, 498446), (19, 472212), (26, 345078), (36, 249223), (38, 236106), (39, 230052), (52, 172539), (57, 157404), (76, 118053), (78, 115026), (114, 78702), (117, 76684), (156, 57513), (171, 52468), (228, 39351), (234, 38342), (247, 36324), (342, 26234), (468, 19171), (494, 18162), (684, 13117), (741, 12108), (988, 9081), (1009, 8892), (1482, 6054), (2018, 4446), (2223, 4036), (2964, 3027)]