1520243409

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{375647}}^1$

素因数の和:375740

約数の個数: 16

約数和(自身を含む): 2163732480

約数和(自身を除く): 643489071

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 375647, 1126941, 7137293, 21411879, 26670937, 80012811, 506747803, 1520243409]

約数ペア:

[(1, 1520243409), (3, 506747803), (19, 80012811), (57, 26670937), (71, 21411879), (213, 7137293), (1349, 1126941), (4047, 375647)]