215260656

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{344969}}^1$

素因数の和:344993

約数の個数: 40

約数和(自身を含む): 598867920

約数和(自身を除く): 383607264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 344969, 689938, 1034907, 1379876, 2069814, 2759752, 4139628, 4484597, 5519504, 8279256, 8969194, 13453791, 16558512, 17938388, 26907582, 35876776, 53815164, 71753552, 107630328, 215260656]

約数ペア:

[(1, 215260656), (2, 107630328), (3, 71753552), (4, 53815164), (6, 35876776), (8, 26907582), (12, 17938388), (13, 16558512), (16, 13453791), (24, 8969194), (26, 8279256), (39, 5519504), (48, 4484597), (52, 4139628), (78, 2759752), (104, 2069814), (156, 1379876), (208, 1034907), (312, 689938), (624, 344969)]