30831585

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 52254720

約数和(自身を除く): 21423135

約数列:

[1, 3, 5, 15, 19, 57, 95, 251, 285, 431, 753, 1255, 1293, 2155, 3765, 4769, 6465, 8189, 14307, 23845, 24567, 40945, 71535, 108181, 122835, 324543, 540905, 1622715, 2055439, 6166317, 10277195, 30831585]

約数ペア:

[(1, 30831585), (3, 10277195), (5, 6166317), (15, 2055439), (19, 1622715), (57, 540905), (95, 324543), (251, 122835), (285, 108181), (431, 71535), (753, 40945), (1255, 24567), (1293, 23845), (2155, 14307), (3765, 8189), (4769, 6465)]