28057212

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{3659}}^1$

素因数の和:3743

約数の個数: 48

約数和(自身を含む): 73785600

約数和(自身を除く): 45728388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3659, 3834, 7318, 7668, 10977, 14636, 21954, 32931, 43908, 65862, 98793, 131724, 197586, 259789, 395172, 519578, 779367, 1039156, 1558734, 2338101, 3117468, 4676202, 7014303, 9352404, 14028606, 28057212]

約数ペア:

[(1, 28057212), (2, 14028606), (3, 9352404), (4, 7014303), (6, 4676202), (9, 3117468), (12, 2338101), (18, 1558734), (27, 1039156), (36, 779367), (54, 519578), (71, 395172), (108, 259789), (142, 197586), (213, 131724), (284, 98793), (426, 65862), (639, 43908), (852, 32931), (1278, 21954), (1917, 14636), (2556, 10977), (3659, 7668), (3834, 7318)]