30961138

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{659}}^1$

素因数の和:826

約数の個数: 24

約数和(自身を含む): 50727600

約数和(自身を除く): 19766462

約数列:

[1, 2, 13, 26, 139, 169, 278, 338, 659, 1318, 1807, 3614, 8567, 17134, 23491, 46982, 91601, 111371, 183202, 222742, 1190813, 2381626, 15480569, 30961138]

約数ペア:

[(1, 30961138), (2, 15480569), (13, 2381626), (26, 1190813), (139, 222742), (169, 183202), (278, 111371), (338, 91601), (659, 46982), (1318, 23491), (1807, 17134), (3614, 8567)]