15721284

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1301}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 39372480

約数和(自身を除く): 23651196

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 53, 57, 76, 106, 114, 159, 212, 228, 318, 636, 1007, 1301, 2014, 2602, 3021, 3903, 4028, 5204, 6042, 7806, 12084, 15612, 24719, 49438, 68953, 74157, 98876, 137906, 148314, 206859, 275812, 296628, 413718, 827436, 1310107, 2620214, 3930321, 5240428, 7860642, 15721284]

約数ペア:

[(1, 15721284), (2, 7860642), (3, 5240428), (4, 3930321), (6, 2620214), (12, 1310107), (19, 827436), (38, 413718), (53, 296628), (57, 275812), (76, 206859), (106, 148314), (114, 137906), (159, 98876), (212, 74157), (228, 68953), (318, 49438), (636, 24719), (1007, 15612), (1301, 12084), (2014, 7806), (2602, 6042), (3021, 5204), (3903, 4028)]