156966729

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 228427776

約数和(自身を除く): 71461047

約数列:

[1, 3, 17, 51, 67, 71, 201, 213, 647, 1139, 1207, 1941, 3417, 3621, 4757, 10999, 14271, 32997, 43349, 45937, 80869, 130047, 137811, 242607, 736933, 780929, 2210799, 2342787, 3077779, 9233337, 52322243, 156966729]

約数ペア:

[(1, 156966729), (3, 52322243), (17, 9233337), (51, 3077779), (67, 2342787), (71, 2210799), (201, 780929), (213, 736933), (647, 242607), (1139, 137811), (1207, 130047), (1941, 80869), (3417, 45937), (3621, 43349), (4757, 32997), (10999, 14271)]