1555993408

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{16069}}^1$

素因数の和:16187

約数の個数: 56

約数和(自身を含む): 3306241800

約数和(自身を除く): 1750248392

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 89, 136, 178, 272, 356, 544, 712, 1088, 1424, 1513, 2848, 3026, 5696, 6052, 12104, 16069, 24208, 32138, 48416, 64276, 96832, 128552, 257104, 273173, 514208, 546346, 1028416, 1092692, 1430141, 2185384, 2860282, 4370768, 5720564, 8741536, 11441128, 17483072, 22882256, 24312397, 45764512, 48624794, 91529024, 97249588, 194499176, 388998352, 777996704, 1555993408]

約数ペア:

[(1, 1555993408), (2, 777996704), (4, 388998352), (8, 194499176), (16, 97249588), (17, 91529024), (32, 48624794), (34, 45764512), (64, 24312397), (68, 22882256), (89, 17483072), (136, 11441128), (178, 8741536), (272, 5720564), (356, 4370768), (544, 2860282), (712, 2185384), (1088, 1430141), (1424, 1092692), (1513, 1028416), (2848, 546346), (3026, 514208), (5696, 273173), (6052, 257104), (12104, 128552), (16069, 96832), (24208, 64276), (32138, 48416)]