77828085

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{401}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 142983360

約数和(自身を除く): 65155275

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 227, 285, 401, 681, 855, 1135, 1203, 2005, 2043, 3405, 3609, 4313, 6015, 7619, 10215, 12939, 18045, 21565, 22857, 38095, 38817, 64695, 68571, 91027, 114285, 194085, 273081, 342855, 455135, 819243, 1365405, 1729513, 4096215, 5188539, 8647565, 15565617, 25942695, 77828085]

約数ペア:

[(1, 77828085), (3, 25942695), (5, 15565617), (9, 8647565), (15, 5188539), (19, 4096215), (45, 1729513), (57, 1365405), (95, 819243), (171, 455135), (227, 342855), (285, 273081), (401, 194085), (681, 114285), (855, 91027), (1135, 68571), (1203, 64695), (2005, 38817), (2043, 38095), (3405, 22857), (3609, 21565), (4313, 18045), (6015, 12939), (7619, 10215)]