28990168

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{12539}}^1$

素因数の和:12579

約数の個数: 24

約数和(自身を含む): 57746700

約数和(自身を除く): 28756532

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 12539, 25078, 50156, 100312, 213163, 426326, 852652, 1705304, 3623771, 7247542, 14495084, 28990168]

約数ペア:

[(1, 28990168), (2, 14495084), (4, 7247542), (8, 3623771), (17, 1705304), (34, 852652), (68, 426326), (136, 213163), (289, 100312), (578, 50156), (1156, 25078), (2312, 12539)]