978181802

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 1784452032

約数和(自身を除く): 806270230

約数列:

[1, 2, 13, 17, 26, 34, 37, 43, 74, 86, 107, 169, 214, 221, 338, 442, 481, 559, 629, 731, 962, 1118, 1258, 1391, 1462, 1591, 1819, 2782, 2873, 3182, 3638, 3959, 4601, 5746, 6253, 7267, 7918, 8177, 9202, 9503, 12506, 14534, 16354, 18083, 19006, 20683, 23647, 27047, 36166, 41366, 47294, 51467, 54094, 59813, 67303, 78217, 102934, 106301, 119626, 123539, 134606, 156434, 170237, 212602, 247078, 268879, 307411, 340474, 351611, 537758, 614822, 669071, 703222, 777569, 874939, 1016821, 1338142, 1555138, 1749878, 2033642, 2213081, 2894029, 4426162, 4570943, 5788058, 9141886, 11374207, 13218673, 22748414, 26437346, 28770053, 37622377, 57540106, 75244754, 489090901, 978181802]

約数ペア:

[(1, 978181802), (2, 489090901), (13, 75244754), (17, 57540106), (26, 37622377), (34, 28770053), (37, 26437346), (43, 22748414), (74, 13218673), (86, 11374207), (107, 9141886), (169, 5788058), (214, 4570943), (221, 4426162), (338, 2894029), (442, 2213081), (481, 2033642), (559, 1749878), (629, 1555138), (731, 1338142), (962, 1016821), (1118, 874939), (1258, 777569), (1391, 703222), (1462, 669071), (1591, 614822), (1819, 537758), (2782, 351611), (2873, 340474), (3182, 307411), (3638, 268879), (3959, 247078), (4601, 212602), (5746, 170237), (6253, 156434), (7267, 134606), (7918, 123539), (8177, 119626), (9202, 106301), (9503, 102934), (12506, 78217), (14534, 67303), (16354, 59813), (18083, 54094), (19006, 51467), (20683, 47294), (23647, 41366), (27047, 36166)]