31478085

素因数分解:

$3^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{541}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 56194560

約数和(自身を除く): 24716475

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 431, 541, 1293, 1623, 2155, 2705, 3879, 4869, 6465, 8115, 11637, 14607, 19395, 24345, 58185, 73035, 233171, 699513, 1165855, 2098539, 3497565, 6295617, 10492695, 31478085]

約数ペア:

[(1, 31478085), (3, 10492695), (5, 6295617), (9, 3497565), (15, 2098539), (27, 1165855), (45, 699513), (135, 233171), (431, 73035), (541, 58185), (1293, 24345), (1623, 19395), (2155, 14607), (2705, 11637), (3879, 8115), (4869, 6465)]