78711318

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{208231}}^1$

素因数の和:208249

約数の個数: 32

約数和(自身を含む): 199902720

約数和(自身を除く): 121191402

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 208231, 416462, 624693, 1249386, 1457617, 1874079, 2915234, 3748158, 4372851, 5622237, 8745702, 11244474, 13118553, 26237106, 39355659, 78711318]

約数ペア:

[(1, 78711318), (2, 39355659), (3, 26237106), (6, 13118553), (7, 11244474), (9, 8745702), (14, 5622237), (18, 4372851), (21, 3748158), (27, 2915234), (42, 1874079), (54, 1457617), (63, 1249386), (126, 624693), (189, 416462), (378, 208231)]