8340705

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2038

約数の個数: 32

約数和(自身を含む): 15313920

約数和(自身を除く): 6973215

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 1993, 4185, 5979, 9965, 17937, 29895, 53811, 61783, 89685, 185349, 269055, 308915, 556047, 926745, 1668141, 2780235, 8340705]

約数ペア:

[(1, 8340705), (3, 2780235), (5, 1668141), (9, 926745), (15, 556047), (27, 308915), (31, 269055), (45, 185349), (93, 89685), (135, 61783), (155, 53811), (279, 29895), (465, 17937), (837, 9965), (1395, 5979), (1993, 4185)]