199002015

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 371340288

約数和(自身を除く): 172338273

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 73, 81, 127, 135, 159, 219, 265, 365, 381, 405, 477, 635, 657, 795, 1095, 1143, 1431, 1905, 1971, 2385, 3285, 3429, 3869, 4293, 5715, 5913, 6731, 7155, 9271, 9855, 10287, 11607, 17145, 19345, 20193, 21465, 27813, 29565, 33655, 34821, 46355, 51435, 58035, 60579, 83439, 100965, 104463, 139065, 174105, 181737, 250317, 302895, 313389, 417195, 491363, 522315, 545211, 750951, 908685, 1251585, 1474089, 1566945, 2456815, 2726055, 3754755, 4422267, 7370445, 13266801, 22111335, 39800403, 66334005, 199002015]

約数ペア:

[(1, 199002015), (3, 66334005), (5, 39800403), (9, 22111335), (15, 13266801), (27, 7370445), (45, 4422267), (53, 3754755), (73, 2726055), (81, 2456815), (127, 1566945), (135, 1474089), (159, 1251585), (219, 908685), (265, 750951), (365, 545211), (381, 522315), (405, 491363), (477, 417195), (635, 313389), (657, 302895), (795, 250317), (1095, 181737), (1143, 174105), (1431, 139065), (1905, 104463), (1971, 100965), (2385, 83439), (3285, 60579), (3429, 58035), (3869, 51435), (4293, 46355), (5715, 34821), (5913, 33655), (6731, 29565), (7155, 27813), (9271, 21465), (9855, 20193), (10287, 19345), (11607, 17145)]