889984

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 1881900

約数和(自身を除く): 991916

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 409, 544, 818, 1088, 1636, 2176, 3272, 6544, 6953, 13088, 13906, 26176, 27812, 52352, 55624, 111248, 222496, 444992, 889984]

約数ペア:

[(1, 889984), (2, 444992), (4, 222496), (8, 111248), (16, 55624), (17, 52352), (32, 27812), (34, 26176), (64, 13906), (68, 13088), (128, 6953), (136, 6544), (272, 3272), (409, 2176), (544, 1636), (818, 1088)]