638540891043

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{35141}}^1\times {\mathrm{550631}}^1$

素因数の和:585786

約数の個数: 16

約数和(自身を含む): 928814867712

約数和(自身を除く): 290273976669

約数列:

[1, 3, 11, 33, 35141, 105423, 386551, 550631, 1159653, 1651893, 6056941, 18170823, 19349723971, 58049171913, 212846963681, 638540891043]

約数ペア:

[(1, 638540891043), (3, 212846963681), (11, 58049171913), (33, 19349723971), (35141, 18170823), (105423, 6056941), (386551, 1651893), (550631, 1159653)]