181945197

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16889}}^1$

素因数の和:16927

約数の個数: 40

約数和(自身を含む): 326990400

約数和(自身を除く): 145045203

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 10773, 16889, 50667, 118223, 152001, 320891, 354669, 456003, 962673, 1064007, 1368009, 2246237, 2888019, 3192021, 6738711, 8664057, 9576063, 20216133, 25992171, 60648399, 181945197]

約数ペア:

[(1, 181945197), (3, 60648399), (7, 25992171), (9, 20216133), (19, 9576063), (21, 8664057), (27, 6738711), (57, 3192021), (63, 2888019), (81, 2246237), (133, 1368009), (171, 1064007), (189, 962673), (399, 456003), (513, 354669), (567, 320891), (1197, 152001), (1539, 118223), (3591, 50667), (10773, 16889)]