161599845

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2713}}^1$

素因数の和:2770

約数の個数: 48

約数和(自身を含む): 297801792

約数和(自身を除く): 136201947

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 361, 627, 1045, 1083, 1805, 2713, 3135, 3971, 5415, 8139, 11913, 13565, 19855, 29843, 40695, 51547, 59565, 89529, 149215, 154641, 257735, 447645, 567017, 773205, 979393, 1701051, 2835085, 2938179, 4896965, 8505255, 10773323, 14690895, 32319969, 53866615, 161599845]

約数ペア:

[(1, 161599845), (3, 53866615), (5, 32319969), (11, 14690895), (15, 10773323), (19, 8505255), (33, 4896965), (55, 2938179), (57, 2835085), (95, 1701051), (165, 979393), (209, 773205), (285, 567017), (361, 447645), (627, 257735), (1045, 154641), (1083, 149215), (1805, 89529), (2713, 59565), (3135, 51547), (3971, 40695), (5415, 29843), (8139, 19855), (11913, 13565)]