20171209971

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{876971}}^1$

素因数の和:877043

約数の個数: 32

約数和(自身を含む): 31823559936

約数和(自身を除く): 11652349965

約数列:

[1, 3, 11, 17, 33, 41, 51, 123, 187, 451, 561, 697, 1353, 2091, 7667, 23001, 876971, 2630913, 9646681, 14908507, 28940043, 35955811, 44725521, 107867433, 163993577, 395513921, 491980731, 611248787, 1186541763, 1833746361, 6723736657, 20171209971]

約数ペア:

[(1, 20171209971), (3, 6723736657), (11, 1833746361), (17, 1186541763), (33, 611248787), (41, 491980731), (51, 395513921), (123, 163993577), (187, 107867433), (451, 44725521), (561, 35955811), (697, 28940043), (1353, 14908507), (2091, 9646681), (7667, 2630913), (23001, 876971)]