78009404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{24971}}^1$

素因数の和:25057

約数の個数: 24

約数和(自身を含む): 151030656

約数和(自身を除く): 73021252

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 24971, 49942, 99884, 274681, 549362, 1098724, 1772941, 3545882, 7091764, 19502351, 39004702, 78009404]

約数ペア:

[(1, 78009404), (2, 39004702), (4, 19502351), (11, 7091764), (22, 3545882), (44, 1772941), (71, 1098724), (142, 549362), (284, 274681), (781, 99884), (1562, 49942), (3124, 24971)]