1991448

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{1627}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 5714280

約数和(自身を除く): 3722832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 1627, 3254, 4881, 6508, 9762, 13016, 14643, 19524, 27659, 29286, 39048, 55318, 58572, 82977, 110636, 117144, 165954, 221272, 248931, 331908, 497862, 663816, 995724, 1991448]

約数ペア:

[(1, 1991448), (2, 995724), (3, 663816), (4, 497862), (6, 331908), (8, 248931), (9, 221272), (12, 165954), (17, 117144), (18, 110636), (24, 82977), (34, 58572), (36, 55318), (51, 39048), (68, 29286), (72, 27659), (102, 19524), (136, 14643), (153, 13016), (204, 9762), (306, 6508), (408, 4881), (612, 3254), (1224, 1627)]