977881983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1\times {\mathrm{491}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 1419479040

約数和(自身を除く): 441597057

約数列:

[1, 3, 13, 39, 223, 229, 491, 669, 687, 1473, 2899, 2977, 6383, 8697, 8931, 19149, 51067, 109493, 112439, 153201, 328479, 337317, 663871, 1423409, 1461707, 1991613, 4270227, 4385121, 25073897, 75221691, 325960661, 977881983]

約数ペア:

[(1, 977881983), (3, 325960661), (13, 75221691), (39, 25073897), (223, 4385121), (229, 4270227), (491, 1991613), (669, 1461707), (687, 1423409), (1473, 663871), (2899, 337317), (2977, 328479), (6383, 153201), (8697, 112439), (8931, 109493), (19149, 51067)]