90457815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:592

約数の個数: 64

約数和(自身を含む): 174274560

約数和(自身を除く): 83816745

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 61, 87, 105, 145, 183, 203, 305, 427, 435, 487, 609, 915, 1015, 1281, 1461, 1769, 2135, 2435, 3045, 3409, 5307, 6405, 7305, 8845, 10227, 12383, 14123, 17045, 26535, 29707, 37149, 42369, 51135, 61915, 70615, 89121, 98861, 148535, 185745, 207949, 211845, 296583, 445605, 494305, 623847, 861503, 1039745, 1482915, 2584509, 3119235, 4307515, 6030521, 12922545, 18091563, 30152605, 90457815]

約数ペア:

[(1, 90457815), (3, 30152605), (5, 18091563), (7, 12922545), (15, 6030521), (21, 4307515), (29, 3119235), (35, 2584509), (61, 1482915), (87, 1039745), (105, 861503), (145, 623847), (183, 494305), (203, 445605), (305, 296583), (427, 211845), (435, 207949), (487, 185745), (609, 148535), (915, 98861), (1015, 89121), (1281, 70615), (1461, 61915), (1769, 51135), (2135, 42369), (2435, 37149), (3045, 29707), (3409, 26535), (5307, 17045), (6405, 14123), (7305, 12383), (8845, 10227)]