399798

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:201

約数の個数: 48

約数和(自身を含む): 1048320

約数和(自身を除く): 648522

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 167, 171, 266, 334, 342, 399, 501, 798, 1002, 1169, 1197, 1503, 2338, 2394, 3006, 3173, 3507, 6346, 7014, 9519, 10521, 19038, 21042, 22211, 28557, 44422, 57114, 66633, 133266, 199899, 399798]

約数ペア:

[(1, 399798), (2, 199899), (3, 133266), (6, 66633), (7, 57114), (9, 44422), (14, 28557), (18, 22211), (19, 21042), (21, 19038), (38, 10521), (42, 9519), (57, 7014), (63, 6346), (114, 3507), (126, 3173), (133, 3006), (167, 2394), (171, 2338), (266, 1503), (334, 1197), (342, 1169), (399, 1002), (501, 798)]