77141996

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{337}}^1\times {\mathrm{643}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 137133360

約数和(自身を除く): 59991364

約数列:

[1, 2, 4, 89, 178, 337, 356, 643, 674, 1286, 1348, 2572, 29993, 57227, 59986, 114454, 119972, 216691, 228908, 433382, 866764, 19285499, 38570998, 77141996]

約数ペア:

[(1, 77141996), (2, 38570998), (4, 19285499), (89, 866764), (178, 433382), (337, 228908), (356, 216691), (643, 119972), (674, 114454), (1286, 59986), (1348, 57227), (2572, 29993)]