31691829

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2251}}^1$

素因数の和:2305

約数の個数: 24

約数和(自身を含む): 48048672

約数和(自身を除く): 16356843

約数列:

[1, 3, 13, 19, 39, 57, 247, 361, 741, 1083, 2251, 4693, 6753, 14079, 29263, 42769, 87789, 128307, 555997, 812611, 1667991, 2437833, 10563943, 31691829]

約数ペア:

[(1, 31691829), (3, 10563943), (13, 2437833), (19, 1667991), (39, 812611), (57, 555997), (247, 128307), (361, 87789), (741, 42769), (1083, 29263), (2251, 14079), (4693, 6753)]