419905576

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{7549}}^1$

素因数の和:7981

約数の個数: 32

約数和(自身を含む): 835785000

約数和(自身を除く): 415879424

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 409, 818, 1636, 3272, 6953, 7549, 13906, 15098, 27812, 30196, 55624, 60392, 128333, 256666, 513332, 1026664, 3087541, 6175082, 12350164, 24700328, 52488197, 104976394, 209952788, 419905576]

約数ペア:

[(1, 419905576), (2, 209952788), (4, 104976394), (8, 52488197), (17, 24700328), (34, 12350164), (68, 6175082), (136, 3087541), (409, 1026664), (818, 513332), (1636, 256666), (3272, 128333), (6953, 60392), (7549, 55624), (13906, 30196), (15098, 27812)]