168399

素因数分解:

$3^7\times 7^1\times {\mathrm{11}}^1$

素因数の和:39

約数の個数: 32

約数和(自身を含む): 314880

約数和(自身を除く): 146481

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 567, 693, 729, 891, 1701, 2079, 2187, 2673, 5103, 6237, 8019, 15309, 18711, 24057, 56133, 168399]

約数ペア:

[(1, 168399), (3, 56133), (7, 24057), (9, 18711), (11, 15309), (21, 8019), (27, 6237), (33, 5103), (63, 2673), (77, 2187), (81, 2079), (99, 1701), (189, 891), (231, 729), (243, 693), (297, 567)]