1090208

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 2548224

約数和(自身を除く): 1458016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 157, 217, 224, 248, 314, 434, 496, 628, 868, 992, 1099, 1256, 1736, 2198, 2512, 3472, 4396, 4867, 5024, 6944, 8792, 9734, 17584, 19468, 34069, 35168, 38936, 68138, 77872, 136276, 155744, 272552, 545104, 1090208]

約数ペア:

[(1, 1090208), (2, 545104), (4, 272552), (7, 155744), (8, 136276), (14, 77872), (16, 68138), (28, 38936), (31, 35168), (32, 34069), (56, 19468), (62, 17584), (112, 9734), (124, 8792), (157, 6944), (217, 5024), (224, 4867), (248, 4396), (314, 3472), (434, 2512), (496, 2198), (628, 1736), (868, 1256), (992, 1099)]