31183731

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{683}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 49248000

約数和(自身を除く): 18064269

約数列:

[1, 3, 9, 19, 27, 57, 89, 171, 267, 513, 683, 801, 1691, 2049, 2403, 5073, 6147, 12977, 15219, 18441, 38931, 45657, 60787, 116793, 182361, 350379, 547083, 1154953, 1641249, 3464859, 10394577, 31183731]

約数ペア:

[(1, 31183731), (3, 10394577), (9, 3464859), (19, 1641249), (27, 1154953), (57, 547083), (89, 350379), (171, 182361), (267, 116793), (513, 60787), (683, 45657), (801, 38931), (1691, 18441), (2049, 15219), (2403, 12977), (5073, 6147)]