166677399

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12421}}^1$

素因数の和:12508

約数の個数: 32

約数和(自身を含む): 286202880

約数和(自身を除く): 119525481

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 12421, 13419, 37263, 86947, 111789, 260841, 335367, 782523, 881891, 2347569, 2645673, 6173237, 7937019, 18519711, 23811057, 55559133, 166677399]

約数ペア:

[(1, 166677399), (3, 55559133), (7, 23811057), (9, 18519711), (21, 7937019), (27, 6173237), (63, 2645673), (71, 2347569), (189, 881891), (213, 782523), (497, 335367), (639, 260841), (1491, 111789), (1917, 86947), (4473, 37263), (12421, 13419)]