30781914

素因数分解:

$2^1\times 3^1\times {\mathrm{179}}^1\times {\mathrm{28661}}^1$

素因数の和:28845

約数の個数: 16

約数和(自身を含む): 61909920

約数和(自身を除く): 31128006

約数列:

[1, 2, 3, 6, 179, 358, 537, 1074, 28661, 57322, 85983, 171966, 5130319, 10260638, 15390957, 30781914]

約数ペア:

[(1, 30781914), (2, 15390957), (3, 10260638), (6, 5130319), (179, 171966), (358, 85983), (537, 57322), (1074, 28661)]