28744590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{136879}}^1$

素因数の和:136896

約数の個数: 32

約数和(自身を含む): 78842880

約数和(自身を除く): 50098290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 136879, 273758, 410637, 684395, 821274, 958153, 1368790, 1916306, 2053185, 2874459, 4106370, 4790765, 5748918, 9581530, 14372295, 28744590]

約数ペア:

[(1, 28744590), (2, 14372295), (3, 9581530), (5, 5748918), (6, 4790765), (7, 4106370), (10, 2874459), (14, 2053185), (15, 1916306), (21, 1368790), (30, 958153), (35, 821274), (42, 684395), (70, 410637), (105, 273758), (210, 136879)]