81977994

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{24097}}^1$

素因数の和:24121

約数の個数: 48

約数和(自身を含む): 210520128

約数和(自身を除く): 128542134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 1134, 1701, 3402, 24097, 48194, 72291, 144582, 168679, 216873, 337358, 433746, 506037, 650619, 1012074, 1301238, 1518111, 1951857, 3036222, 3903714, 4554333, 5855571, 9108666, 11711142, 13662999, 27325998, 40988997, 81977994]

約数ペア:

[(1, 81977994), (2, 40988997), (3, 27325998), (6, 13662999), (7, 11711142), (9, 9108666), (14, 5855571), (18, 4554333), (21, 3903714), (27, 3036222), (42, 1951857), (54, 1518111), (63, 1301238), (81, 1012074), (126, 650619), (162, 506037), (189, 433746), (243, 337358), (378, 216873), (486, 168679), (567, 144582), (1134, 72291), (1701, 48194), (3402, 24097)]