839937

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 32

約数和(自身を含む): 1400832

約数和(自身を除く): 560895

約数列:

[1, 3, 7, 21, 23, 37, 47, 69, 111, 141, 161, 259, 329, 483, 777, 851, 987, 1081, 1739, 2553, 3243, 5217, 5957, 7567, 12173, 17871, 22701, 36519, 39997, 119991, 279979, 839937]

約数ペア:

[(1, 839937), (3, 279979), (7, 119991), (21, 39997), (23, 36519), (37, 22701), (47, 17871), (69, 12173), (111, 7567), (141, 5957), (161, 5217), (259, 3243), (329, 2553), (483, 1739), (777, 1081), (851, 987)]