28156208032

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{210347}}^1$

素因数の和:210493

約数の個数: 48

約数和(自身を含む): 57248311680

約数和(自身を除く): 29092103648

約数列:

[1, 2, 4, 8, 16, 32, 47, 89, 94, 178, 188, 356, 376, 712, 752, 1424, 1504, 2848, 4183, 8366, 16732, 33464, 66928, 133856, 210347, 420694, 841388, 1682776, 3365552, 6731104, 9886309, 18720883, 19772618, 37441766, 39545236, 74883532, 79090472, 149767064, 158180944, 299534128, 316361888, 599068256, 879881501, 1759763002, 3519526004, 7039052008, 14078104016, 28156208032]

約数ペア:

[(1, 28156208032), (2, 14078104016), (4, 7039052008), (8, 3519526004), (16, 1759763002), (32, 879881501), (47, 599068256), (89, 316361888), (94, 299534128), (178, 158180944), (188, 149767064), (356, 79090472), (376, 74883532), (712, 39545236), (752, 37441766), (1424, 19772618), (1504, 18720883), (2848, 9886309), (4183, 6731104), (8366, 3365552), (16732, 1682776), (33464, 841388), (66928, 420694), (133856, 210347)]