28444365

素因数分解:

$3^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 52468416

約数和(自身を除く): 24024051

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 243, 369, 405, 571, 615, 1107, 1215, 1713, 1845, 2855, 3321, 5139, 5535, 8565, 9963, 15417, 16605, 23411, 25695, 46251, 49815, 70233, 77085, 117055, 138753, 210699, 231255, 351165, 632097, 693765, 1053495, 1896291, 3160485, 5688873, 9481455, 28444365]

約数ペア:

[(1, 28444365), (3, 9481455), (5, 5688873), (9, 3160485), (15, 1896291), (27, 1053495), (41, 693765), (45, 632097), (81, 351165), (123, 231255), (135, 210699), (205, 138753), (243, 117055), (369, 77085), (405, 70233), (571, 49815), (615, 46251), (1107, 25695), (1215, 23411), (1713, 16605), (1845, 15417), (2855, 9963), (3321, 8565), (5139, 5535)]