1639231695

素因数分解:

$3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 2954880000

約数和(自身を除く): 1315648305

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149, 227, 359, 447, 681, 745, 1077, 1135, 1341, 1795, 2043, 2235, 3231, 3405, 4023, 5385, 6129, 6705, 9693, 10215, 16155, 20115, 30645, 33823, 48465, 53491, 81493, 101469, 160473, 169115, 244479, 267455, 304407, 407465, 481419, 507345, 733437, 802365, 913221, 1222395, 1444257, 1522035, 2200311, 2407095, 3667185, 4566105, 7221285, 11001555, 12142457, 36427371, 60712285, 109282113, 182136855, 327846339, 546410565, 1639231695]

約数ペア:

[(1, 1639231695), (3, 546410565), (5, 327846339), (9, 182136855), (15, 109282113), (27, 60712285), (45, 36427371), (135, 12142457), (149, 11001555), (227, 7221285), (359, 4566105), (447, 3667185), (681, 2407095), (745, 2200311), (1077, 1522035), (1135, 1444257), (1341, 1222395), (1795, 913221), (2043, 802365), (2235, 733437), (3231, 507345), (3405, 481419), (4023, 407465), (5385, 304407), (6129, 267455), (6705, 244479), (9693, 169115), (10215, 160473), (16155, 101469), (20115, 81493), (30645, 53491), (33823, 48465)]