1616813919

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{161407}}^1$

素因数の和:161476

約数の個数: 32

約数和(自身を含む): 2789130240

約数和(自身を除く): 1172316321

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 3339, 10017, 161407, 484221, 1129849, 1452663, 3389547, 4357989, 8554571, 10168641, 25663713, 30505923, 59881997, 76991139, 179645991, 230973417, 538937973, 1616813919]

約数ペア:

[(1, 1616813919), (3, 538937973), (7, 230973417), (9, 179645991), (21, 76991139), (27, 59881997), (53, 30505923), (63, 25663713), (159, 10168641), (189, 8554571), (371, 4357989), (477, 3389547), (1113, 1452663), (1431, 1129849), (3339, 484221), (10017, 161407)]