27279028

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 56573440

約数和(自身を除く): 29294412

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 139, 163, 172, 278, 301, 326, 556, 602, 652, 973, 1141, 1204, 1946, 2282, 3892, 4564, 5977, 7009, 11954, 14018, 22657, 23908, 28036, 41839, 45314, 49063, 83678, 90628, 98126, 158599, 167356, 196252, 317198, 634396, 974251, 1948502, 3897004, 6819757, 13639514, 27279028]

約数ペア:

[(1, 27279028), (2, 13639514), (4, 6819757), (7, 3897004), (14, 1948502), (28, 974251), (43, 634396), (86, 317198), (139, 196252), (163, 167356), (172, 158599), (278, 98126), (301, 90628), (326, 83678), (556, 49063), (602, 45314), (652, 41839), (973, 28036), (1141, 23908), (1204, 22657), (1946, 14018), (2282, 11954), (3892, 7009), (4564, 5977)]