1243998

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{1097}}^1$

素因数の和:1118

約数の個数: 40

約数和(自身を含む): 3188592

約数和(自身を除く): 1944594

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1097, 1134, 2194, 3291, 6582, 7679, 9873, 15358, 19746, 23037, 29619, 46074, 59238, 69111, 88857, 138222, 177714, 207333, 414666, 621999, 1243998]

約数ペア:

[(1, 1243998), (2, 621999), (3, 414666), (6, 207333), (7, 177714), (9, 138222), (14, 88857), (18, 69111), (21, 59238), (27, 46074), (42, 29619), (54, 23037), (63, 19746), (81, 15358), (126, 9873), (162, 7679), (189, 6582), (378, 3291), (567, 2194), (1097, 1134)]