489897194

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:959

約数の個数: 48

約数和(自身を含む): 834470208

約数和(自身を除く): 344573014

約数列:

[1, 2, 17, 23, 34, 43, 46, 86, 289, 391, 578, 731, 782, 857, 989, 1462, 1714, 1978, 6647, 12427, 13294, 14569, 16813, 19711, 24854, 29138, 33626, 36851, 39422, 73702, 247673, 285821, 335087, 495346, 571642, 626467, 670174, 847573, 1252934, 1695146, 5696479, 10649939, 11392958, 14408741, 21299878, 28817482, 244948597, 489897194]

約数ペア:

[(1, 489897194), (2, 244948597), (17, 28817482), (23, 21299878), (34, 14408741), (43, 11392958), (46, 10649939), (86, 5696479), (289, 1695146), (391, 1252934), (578, 847573), (731, 670174), (782, 626467), (857, 571642), (989, 495346), (1462, 335087), (1714, 285821), (1978, 247673), (6647, 73702), (12427, 39422), (13294, 36851), (14569, 33626), (16813, 29138), (19711, 24854)]