1215693945

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{325487}}^1$

素因数の和:325581

約数の個数: 24

約数和(自身を含む): 2132597376

約数和(自身を除く): 916903431

約数列:

[1, 3, 5, 9, 15, 45, 83, 249, 415, 747, 1245, 3735, 325487, 976461, 1627435, 2929383, 4882305, 14646915, 27015421, 81046263, 135077105, 243138789, 405231315, 1215693945]

約数ペア:

[(1, 1215693945), (3, 405231315), (5, 243138789), (9, 135077105), (15, 81046263), (45, 27015421), (83, 14646915), (249, 4882305), (415, 2929383), (747, 1627435), (1245, 976461), (3735, 325487)]