128435461

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 167443200

約数和(自身を除く): 39007739

約数列:

[1, 7, 11, 29, 77, 113, 203, 319, 509, 791, 1243, 2233, 3277, 3563, 5599, 8701, 14761, 22939, 36047, 39193, 57517, 103327, 162371, 252329, 402619, 632687, 1136597, 1667993, 4428809, 11675951, 18347923, 128435461]

約数ペア:

[(1, 128435461), (7, 18347923), (11, 11675951), (29, 4428809), (77, 1667993), (113, 1136597), (203, 632687), (319, 402619), (509, 252329), (791, 162371), (1243, 103327), (2233, 57517), (3277, 39193), (3563, 36047), (5599, 22939), (8701, 14761)]