15987504

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{25621}}^1$

素因数の和:25645

約数の個数: 40

約数和(自身を含む): 44479792

約数和(自身を除く): 28492288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 25621, 51242, 76863, 102484, 153726, 204968, 307452, 333073, 409936, 614904, 666146, 999219, 1229808, 1332292, 1998438, 2664584, 3996876, 5329168, 7993752, 15987504]

約数ペア:

[(1, 15987504), (2, 7993752), (3, 5329168), (4, 3996876), (6, 2664584), (8, 1998438), (12, 1332292), (13, 1229808), (16, 999219), (24, 666146), (26, 614904), (39, 409936), (48, 333073), (52, 307452), (78, 204968), (104, 153726), (156, 102484), (208, 76863), (312, 51242), (624, 25621)]