28145612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 57214080

約数和(自身を除く): 29068468

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 131, 209, 257, 262, 418, 514, 524, 836, 1028, 1441, 2489, 2827, 2882, 4883, 4978, 5654, 5764, 9766, 9956, 11308, 19532, 27379, 33667, 53713, 54758, 67334, 107426, 109516, 134668, 214852, 370337, 639673, 740674, 1279346, 1481348, 2558692, 7036403, 14072806, 28145612]

約数ペア:

[(1, 28145612), (2, 14072806), (4, 7036403), (11, 2558692), (19, 1481348), (22, 1279346), (38, 740674), (44, 639673), (76, 370337), (131, 214852), (209, 134668), (257, 109516), (262, 107426), (418, 67334), (514, 54758), (524, 53713), (836, 33667), (1028, 27379), (1441, 19532), (2489, 11308), (2827, 9956), (2882, 9766), (4883, 5764), (4978, 5654)]