71621392

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{941}}^1$

素因数の和:1087

約数の個数: 40

約数和(自身を含む): 142972992

約数和(自身を除く): 71351600

約数列:

[1, 2, 4, 8, 16, 67, 71, 134, 142, 268, 284, 536, 568, 941, 1072, 1136, 1882, 3764, 4757, 7528, 9514, 15056, 19028, 38056, 63047, 66811, 76112, 126094, 133622, 252188, 267244, 504376, 534488, 1008752, 1068976, 4476337, 8952674, 17905348, 35810696, 71621392]

約数ペア:

[(1, 71621392), (2, 35810696), (4, 17905348), (8, 8952674), (16, 4476337), (67, 1068976), (71, 1008752), (134, 534488), (142, 504376), (268, 267244), (284, 252188), (536, 133622), (568, 126094), (941, 76112), (1072, 66811), (1136, 63047), (1882, 38056), (3764, 19028), (4757, 15056), (7528, 9514)]