402146404

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 804182904

約数和(自身を除く): 402036500

約数列:

[1, 2, 4, 11, 22, 44, 53, 61, 106, 121, 122, 212, 242, 244, 257, 484, 514, 583, 671, 1028, 1166, 1342, 2332, 2684, 2827, 3233, 5654, 6413, 6466, 7381, 11308, 12826, 12932, 13621, 14762, 15677, 25652, 27242, 29524, 31097, 31354, 35563, 54484, 62194, 62708, 71126, 124388, 142252, 149831, 172447, 299662, 344894, 391193, 599324, 689788, 782386, 830881, 1564772, 1648141, 1661762, 1896917, 3296282, 3323524, 3793834, 6592564, 7587668, 9139691, 18279382, 36558764, 100536601, 201073202, 402146404]

約数ペア:

[(1, 402146404), (2, 201073202), (4, 100536601), (11, 36558764), (22, 18279382), (44, 9139691), (53, 7587668), (61, 6592564), (106, 3793834), (121, 3323524), (122, 3296282), (212, 1896917), (242, 1661762), (244, 1648141), (257, 1564772), (484, 830881), (514, 782386), (583, 689788), (671, 599324), (1028, 391193), (1166, 344894), (1342, 299662), (2332, 172447), (2684, 149831), (2827, 142252), (3233, 124388), (5654, 71126), (6413, 62708), (6466, 62194), (7381, 54484), (11308, 35563), (12826, 31354), (12932, 31097), (13621, 29524), (14762, 27242), (15677, 25652)]